45256404 has 72 divisors (see below), whose sum is σ = 115385088. Its totient is φ = 13789440.

The previous prime is 45256369. The next prime is 45256427. The reversal of 45256404 is 40465254.

45256404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45256404² = 4096284206022432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134124 + ... + 134460.

Almost surely, 2^45256404 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 45256404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57692544).

45256404 is an abundant number, since it is smaller than the sum of its proper divisors (70128684).

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

45256404 is a wasteful number, since it uses less digits than its factorization.

45256404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 45256404 is about 6727.2880122676. The cubic root of 45256404 is about 356.3636082109.

The spelling of 45256404 in words is "forty-five million, two hundred fifty-six thousand, four hundred four".