45923256 has 72 divisors (see below), whose sum is σ = 132181920. Its totient is φ = 14400768.

The previous prime is 45923243. The next prime is 45923279. The reversal of 45923256 is 65232954.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45923256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19705 + ... + 21911.

It is an arithmetic number, because the mean of its divisors is an integer number (1835860).

Almost surely, 2^45923256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45923256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66090960).

45923256 is an abundant number, since it is smaller than the sum of its proper divisors (86258664).

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

45923256 is a wasteful number, since it uses less digits than its factorization.

45923256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253 (or 2229 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 45923256 is about 6776.6699786842. The cubic root of 45923256 is about 358.1054171835.

The spelling of 45923256 in words is "forty-five million, nine hundred twenty-three thousand, two hundred fifty-six".