45765731 has 4 divisors (see below), whose sum is σ = 49926264. Its totient is φ = 41605200.

The previous prime is 45765637. The next prime is 45765739. The reversal of 45765731 is 13756754.

45765731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45765731 - 2²² = 41571427 is a prime.

It is a super-2 number, since 2×45765731² = 4189004267928722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45765739) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2080250 + ... + 2080271.

It is an arithmetic number, because the mean of its divisors is an integer number (12481566).

Almost surely, 2^45765731 is an apocalyptic number.

45765731 is a deficient number, since it is larger than the sum of its proper divisors (4160533).

45765731 is a wasteful number, since it uses less digits than its factorization.

45765731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4160532.

The product of its digits is 88200, while the sum is 38.

The square root of 45765731 is about 6765.0373982706. The cubic root of 45765731 is about 357.6954928634.

The spelling of 45765731 in words is "forty-five million, seven hundred sixty-five thousand, seven hundred thirty-one".