45655938 has 48 divisors (see below), whose sum is σ = 102987456. Its totient is φ = 14605920.

The previous prime is 45655933. The next prime is 45655957. The reversal of 45655938 is 83955654.

45655938 is a `hidden beast` number, since 4 + 56 + 5 + 593 + 8 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45655893 and 45655902.

It is not an unprimeable number, because it can be changed into a prime (45655933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46731 + ... + 47697.

It is an arithmetic number, because the mean of its divisors is an integer number (2145572).

Almost surely, 2^45655938 is an apocalyptic number.

45655938 is an abundant number, since it is smaller than the sum of its proper divisors (57331518).

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

45655938 is a wasteful number, since it uses less digits than its factorization.

45655938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1076 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 45655938 is about 6756.9177884595. The cubic root of 45655938 is about 357.4092240222.

The spelling of 45655938 in words is "forty-five million, six hundred fifty-five thousand, nine hundred thirty-eight".