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4480252 = 227160009
BaseRepresentation
bin10001000101110011111100
322102121202021
4101011303330
52121332002
6240005524
753036650
oct21056374
98377667
104480252
112590097
1216008a4
13c0b34a
14848a60
155d7737
hex445cfc

4480252 has 12 divisors (see below), whose sum is σ = 8960560. Its totient is φ = 1920096.

The previous prime is 4480247. The next prime is 4480253. The reversal of 4480252 is 2520844.

It is a happy number.

4480252 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

4480252 is an admirable number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

4480252 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4480253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79977 + ... + 80032.

Almost surely, 24480252 is an apocalyptic number.

It is an amenable number.

4480252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4480252 is a wasteful number, since it uses less digits than its factorization.

4480252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160020 (or 160018 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4480252 is about 2116.6605774191. The cubic root of 4480252 is about 164.8545028984.

The spelling of 4480252 in words is "four million, four hundred eighty thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 160009 320018 640036 1120063 2240126 4480252