45457761 has 16 divisors (see below), whose sum is σ = 62904960. Its totient is φ = 29164800.

The previous prime is 45457759. The next prime is 45457787. The reversal of 45457761 is 16775454.

It is not a de Polignac number, because 45457761 - 2¹ = 45457759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45437761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34236 + ... + 35538.

It is an arithmetic number, because the mean of its divisors is an integer number (3931560).

Almost surely, 2^45457761 is an apocalyptic number.

It is an amenable number.

45457761 is a deficient number, since it is larger than the sum of its proper divisors (17447199).

45457761 is a wasteful number, since it uses less digits than its factorization.

45457761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736.

The product of its digits is 117600, while the sum is 39.

The square root of 45457761 is about 6742.2370916484. The cubic root of 45457761 is about 356.8913430907.

The spelling of 45457761 in words is "forty-five million, four hundred fifty-seven thousand, seven hundred sixty-one".