45274527 has 24 divisors (see below), whose sum is σ = 66909024. Its totient is φ = 29493504.

The previous prime is 45274483. The next prime is 45274531. The reversal of 45274527 is 72547254.

It is a happy number.

It is not a de Polignac number, because 45274527 - 2¹² = 45270431 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 45274491 and 45274500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45274547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89758 + ... + 90260.

It is an arithmetic number, because the mean of its divisors is an integer number (2787876).

Almost surely, 2^45274527 is an apocalyptic number.

45274527 is a deficient number, since it is larger than the sum of its proper divisors (21634497).

45274527 is a wasteful number, since it uses less digits than its factorization.

45274527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 716 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 45274527 is about 6728.6348541142. The cubic root of 45274527 is about 356.4111706566.

The spelling of 45274527 in words is "forty-five million, two hundred seventy-four thousand, five hundred twenty-seven".