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725224060 = 225113296473
BaseRepresentation
bin101011001110100…
…000101001111100
31212112122012101101
4223032200221330
52441124132220
6155544022444
723654205601
oct5316405174
91775565341
10725224060
11342408630
12182a61a24
13b7331582
146c4626a8
1543a0630a
hex2b3a0a7c

725224060 has 24 divisors (see below), whose sum is σ = 1661422896. Its totient is φ = 263717760.

The previous prime is 725224057. The next prime is 725224061. The reversal of 725224060 is 60422527.

725224060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725224061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1648017 + ... + 1648456.

It is an arithmetic number, because the mean of its divisors is an integer number (69225954).

Almost surely, 2725224060 is an apocalyptic number.

It is an amenable number.

725224060 is an abundant number, since it is smaller than the sum of its proper divisors (936198836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

725224060 is a wasteful number, since it uses less digits than its factorization.

725224060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296493 (or 3296491 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 725224060 is about 26929.9844040059. The cubic root of 725224060 is about 898.4434246374.

Adding to 725224060 its reverse (60422527), we get a palindrome (785646587).

It can be divided in two parts, 725 and 224060, that added together give a triangular number (224785 = T670).

The spelling of 725224060 in words is "seven hundred twenty-five million, two hundred twenty-four thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 3296473 6592946 13185892 16482365 32964730 36261203 65929460 72522406 145044812 181306015 362612030 725224060