45688557 has 16 divisors (see below), whose sum is σ = 63727488. Its totient is φ = 29061120.

The previous prime is 45688553. The next prime is 45688561. The reversal of 45688557 is 75588654.

It is an interprime number because it is at equal distance from previous prime (45688553) and next prime (45688561).

It is not a de Polignac number, because 45688557 - 2² = 45688553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45688553) 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, 43713 + ... + 44745.

It is an arithmetic number, because the mean of its divisors is an integer number (3982968).

Almost surely, 2^45688557 is an apocalyptic number.

It is an amenable number.

45688557 is a deficient number, since it is larger than the sum of its proper divisors (18038931).

45688557 is a wasteful number, since it uses less digits than its factorization.

45688557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700.

The product of its digits is 1344000, while the sum is 48.

The square root of 45688557 is about 6759.3311059601. The cubic root of 45688557 is about 357.4943210665.

The spelling of 45688557 in words is "forty-five million, six hundred eighty-eight thousand, five hundred fifty-seven".