45880638 has 16 divisors (see below), whose sum is σ = 92293776. Its totient is φ = 15204800.

The previous prime is 45880633. The next prime is 45880643. The reversal of 45880638 is 83608854.

It is an interprime number because it is at equal distance from previous prime (45880633) and next prime (45880643).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45880638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45880631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21063 + ... + 23138.

It is an arithmetic number, because the mean of its divisors is an integer number (5768361).

Almost surely, 2^45880638 is an apocalyptic number.

45880638 is an abundant number, since it is smaller than the sum of its proper divisors (46413138).

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

45880638 is a wasteful number, since it uses less digits than its factorization.

45880638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44379.

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 45880638 is about 6773.5247840397. The cubic root of 45880638 is about 357.9946057883.

The spelling of 45880638 in words is "forty-five million, eight hundred eighty thousand, six hundred thirty-eight".