45937689 has 16 divisors (see below), whose sum is σ = 74118528. Its totient is φ = 24705792.

The previous prime is 45937669. The next prime is 45937699. The reversal of 45937689 is 98673954.

It is not a de Polignac number, because 45937689 - 2¹¹ = 45935641 is a prime.

It is a super-2 number, since 2×45937689² = 4220542541321442, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (45937669) 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, 63982 + ... + 64695.

It is an arithmetic number, because the mean of its divisors is an integer number (4632408).

Almost surely, 2^45937689 is an apocalyptic number.

It is an amenable number.

45937689 is a deficient number, since it is larger than the sum of its proper divisors (28180839).

45937689 is a wasteful number, since it uses less digits than its factorization.

45937689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128704.

The product of its digits is 1632960, while the sum is 51.

The square root of 45937689 is about 6777.7347985887. The cubic root of 45937689 is about 358.1429289989.

The spelling of 45937689 in words is "forty-five million, nine hundred thirty-seven thousand, six hundred eighty-nine".