Search a number
-
+
2405472 = 25325057
BaseRepresentation
bin1001001011010001100000
311112012200120
421023101200
51103433342
6123320240
726306016
oct11132140
94465616
102405472
1113a32a3
12980080
13662b74
144688b6
15327aec
hex24b460

2405472 has 24 divisors (see below), whose sum is σ = 6314616. Its totient is φ = 801792.

The previous prime is 2405461. The next prime is 2405497. The reversal of 2405472 is 2745042.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12433 + ... + 12624.

It is an arithmetic number, because the mean of its divisors is an integer number (263109).

22405472 is an apocalyptic number.

It is an amenable number.

2405472 is an abundant number, since it is smaller than the sum of its proper divisors (3909144).

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

2405472 is a wasteful number, since it uses less digits than its factorization.

2405472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25070 (or 25062 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2405472 is about 1550.9584133690. The cubic root of 2405472 is about 133.9882665898.

The spelling of 2405472 in words is "two million, four hundred five thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 25057 50114 75171 100228 150342 200456 300684 400912 601368 801824 1202736 2405472