45902571 has 32 divisors (see below), whose sum is σ = 73022208. Its totient is φ = 25280640.

The previous prime is 45902539. The next prime is 45902573. The reversal of 45902571 is 17520954.

45902571 is a nontrivial binomial coefficient, being equal to C(9582, 2).

It is not a de Polignac number, because 45902571 - 2⁵ = 45902539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (45902573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27945 + ... + 29541.

It is an arithmetic number, because the mean of its divisors is an integer number (2281944).

Almost surely, 2^45902571 is an apocalyptic number.

45902571 is the 9581-st triangular number and also the 4791-st hexagonal number.

45902571 is a deficient number, since it is larger than the sum of its proper divisors (27119637).

45902571 is a wasteful number, since it uses less digits than its factorization.

45902571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 45902571 is about 6775.1436147140. The cubic root of 45902571 is about 358.0516425194.

The spelling of 45902571 in words is "forty-five million, nine hundred two thousand, five hundred seventy-one".