45152275 has 72 divisors (see below), whose sum is σ = 71245440. Its totient is φ = 28224000.

The previous prime is 45152273. The next prime is 45152297. The reversal of 45152275 is 57225154.

It is not a de Polignac number, because 45152275 - 2¹ = 45152273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

Its product of digits (14000) is a multiple of the sum of its prime factors (125).

It is not an unprimeable number, because it can be changed into a prime (45152273) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1101255 + ... + 1101295.

It is an arithmetic number, because the mean of its divisors is an integer number (989520).

Almost surely, 2^45152275 is an apocalyptic number.

45152275 is a deficient number, since it is larger than the sum of its proper divisors (26093165).

45152275 is a wasteful number, since it uses less digits than its factorization.

45152275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 113 counting only the distinct ones).

The product of its digits is 14000, while the sum is 31.

The square root of 45152275 is about 6719.5442553792. The cubic root of 45152275 is about 356.0900831452.

The spelling of 45152275 in words is "forty-five million, one hundred fifty-two thousand, two hundred seventy-five".