45693780 has 48 divisors (see below), whose sum is σ = 139575744. Its totient is φ = 11077120.

The previous prime is 45693737. The next prime is 45693793. The reversal of 45693780 is 8739654.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33957 + ... + 35276.

It is an arithmetic number, because the mean of its divisors is an integer number (2907828).

Almost surely, 2^45693780 is an apocalyptic number.

It is an amenable number.

45693780 is an abundant number, since it is smaller than the sum of its proper divisors (93881964).

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

45693780 is a wasteful number, since it uses less digits than its factorization.

45693780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69256 (or 69254 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 45693780 is about 6759.7174497164. The cubic root of 45693780 is about 357.5079431622.

The spelling of 45693780 in words is "forty-five million, six hundred ninety-three thousand, seven hundred eighty".