45524147 has 6 divisors (see below), whose sum is σ = 48359868. Its totient is φ = 42845984.

The previous prime is 45524131. The next prime is 45524159. The reversal of 45524147 is 74142554.

It is not a de Polignac number, because 45524147 - 2⁴ = 45524131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45524447) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78473 + ... + 79050.

It is an arithmetic number, because the mean of its divisors is an integer number (8059978).

Almost surely, 2^45524147 is an apocalyptic number.

45524147 is a deficient number, since it is larger than the sum of its proper divisors (2835721).

45524147 is a wasteful number, since it uses less digits than its factorization.

45524147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157557 (or 157540 counting only the distinct ones).

The product of its digits is 22400, while the sum is 32.

The square root of 45524147 is about 6747.1584389282. The cubic root of 45524147 is about 357.0649919468.

The spelling of 45524147 in words is "forty-five million, five hundred twenty-four thousand, one hundred forty-seven".