45052185 has 16 divisors (see below), whose sum is σ = 72345024. Its totient is φ = 23940672.

The previous prime is 45052177. The next prime is 45052187. The reversal of 45052185 is 58125054.

It is not a de Polignac number, because 45052185 - 2³ = 45052177 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (45052187) 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, 1062 + ... + 9551.

It is an arithmetic number, because the mean of its divisors is an integer number (4521564).

Almost surely, 2^45052185 is an apocalyptic number.

It is an amenable number.

45052185 is a deficient number, since it is larger than the sum of its proper divisors (27292839).

45052185 is a wasteful number, since it uses less digits than its factorization.

45052185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10904.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 45052185 is about 6712.0924457281. The cubic root of 45052185 is about 355.8267710210.

The spelling of 45052185 in words is "forty-five million, fifty-two thousand, one hundred eighty-five".