45872517 has 16 divisors (see below), whose sum is σ = 65756160. Its totient is φ = 28354032.

The previous prime is 45872513. The next prime is 45872521. The reversal of 45872517 is 71527854.

It is an interprime number because it is at equal distance from previous prime (45872513) and next prime (45872521).

It is not a de Polignac number, because 45872517 - 2² = 45872513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45872513) 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, 5883 + ... + 11240.

It is an arithmetic number, because the mean of its divisors is an integer number (4109760).

Almost surely, 2^45872517 is an apocalyptic number.

45872517 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

45872517 is a deficient number, since it is larger than the sum of its proper divisors (19883643).

45872517 is a wasteful number, since it uses less digits than its factorization.

45872517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17192.

The product of its digits is 78400, while the sum is 39.

The square root of 45872517 is about 6772.9252911870. The cubic root of 45872517 is about 357.9734825297.

The spelling of 45872517 in words is "forty-five million, eight hundred seventy-two thousand, five hundred seventeen".