45455928 has 48 divisors (see below), whose sum is σ = 132196680. Its totient is φ = 12987072.

The previous prime is 45455903. The next prime is 45455929. The reversal of 45455928 is 82955454.

45455928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 45455928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45455929) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 18151 + ... + 20502.

Almost surely, 2^45455928 is an apocalyptic number.

It is an amenable number.

45455928 is an abundant number, since it is smaller than the sum of its proper divisors (86740752).

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

45455928 is a wasteful number, since it uses less digits than its factorization.

45455928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38676 (or 38665 counting only the distinct ones).

The product of its digits is 288000, while the sum is 42.

The square root of 45455928 is about 6742.1011561679. The cubic root of 45455928 is about 356.8865460322.

The spelling of 45455928 in words is "forty-five million, four hundred fifty-five thousand, nine hundred twenty-eight".