45097885 has 12 divisors (see below), whose sum is σ = 62953308. Its totient is φ = 30924096.

The previous prime is 45097873. The next prime is 45097891. The reversal of 45097885 is 58879054.

It can be written as a sum of positive squares in 2 ways, for example, as 13972644 + 31125241 = 3738^2 + 5579^2 .

It is not a de Polignac number, because 45097885 - 2⁵ = 45097853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91792 + ... + 92281.

It is an arithmetic number, because the mean of its divisors is an integer number (5246109).

Almost surely, 2^45097885 is an apocalyptic number.

It is an amenable number.

45097885 is a deficient number, since it is larger than the sum of its proper divisors (17855423).

45097885 is a wasteful number, since it uses less digits than its factorization.

45097885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184092 (or 184085 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The square root of 45097885 is about 6715.4958863810. The cubic root of 45097885 is about 355.9470447892.

The spelling of 45097885 in words is "forty-five million, ninety-seven thousand, eight hundred eighty-five".