45538761 has 16 divisors (see below), whose sum is σ = 62512128. Its totient is φ = 29475600.

The previous prime is 45538739. The next prime is 45538789. The reversal of 45538761 is 16783554.

It is not a de Polignac number, because 45538761 - 2¹¹ = 45536713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45538561) 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, 12676 + ... + 15866.

It is an arithmetic number, because the mean of its divisors is an integer number (3907008).

Almost surely, 2^45538761 is an apocalyptic number.

It is an amenable number.

45538761 is a deficient number, since it is larger than the sum of its proper divisors (16973367).

45538761 is a wasteful number, since it uses less digits than its factorization.

45538761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332.

The product of its digits is 100800, while the sum is 39.

The square root of 45538761 is about 6748.2413264494. The cubic root of 45538761 is about 357.1031957709.

The spelling of 45538761 in words is "forty-five million, five hundred thirty-eight thousand, seven hundred sixty-one".