45771864 has 24 divisors (see below), whose sum is σ = 114512580. Its totient is φ = 15246240.

The previous prime is 45771857. The next prime is 45771881. The reversal of 45771864 is 46817754.

45771864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32454 + ... + 33834.

Almost surely, 2^45771864 is an apocalyptic number.

It is an amenable number.

45771864 is an abundant number, since it is smaller than the sum of its proper divisors (68740716).

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

45771864 is an equidigital number, since it uses as much as digits as its factorization.

45771864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771 (or 1386 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 45771864 is about 6765.4906695671. The cubic root of 45771864 is about 357.7114702364.

It can be divided in two parts, 4577 and 1864, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 45771864 in words is "forty-five million, seven hundred seventy-one thousand, eight hundred sixty-four".