45775730 has 128 divisors (see below), whose sum is σ = 117573120. Its totient is φ = 12349440.

The previous prime is 45775711. The next prime is 45775783. The reversal of 45775730 is 3757754.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 170036 + ... + 170304.

It is an arithmetic number, because the mean of its divisors is an integer number (918540).

Almost surely, 2^45775730 is an apocalyptic number.

45775730 is an abundant number, since it is smaller than the sum of its proper divisors (71797390).

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

45775730 is a wasteful number, since it uses less digits than its factorization.

45775730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324.

The product of its (nonzero) digits is 102900, while the sum is 38.

The square root of 45775730 is about 6765.7763782141. The cubic root of 45775730 is about 357.7215410054.

The spelling of 45775730 in words is "forty-five million, seven hundred seventy-five thousand, seven hundred thirty".