45061864 has 8 divisors (see below), whose sum is σ = 84491010. Its totient is φ = 22530928.

The previous prime is 45061847. The next prime is 45061871. The reversal of 45061864 is 46816054.

It can be written as a sum of positive squares in only one way, i.e., 27772900 + 17288964 = 5270^2 + 4158^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2816359 + ... + 2816374.

Almost surely, 2^45061864 is an apocalyptic number.

It is an amenable number.

45061864 is a deficient number, since it is larger than the sum of its proper divisors (39429146).

45061864 is a wasteful number, since it uses less digits than its factorization.

45061864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632739 (or 5632735 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 45061864 is about 6712.8134191261. The cubic root of 45061864 is about 355.8522511075.

The spelling of 45061864 in words is "forty-five million, sixty-one thousand, eight hundred sixty-four".