45598639 has 4 divisors (see below), whose sum is σ = 45853560. Its totient is φ = 45343720.

The previous prime is 45598621. The next prime is 45598667. The reversal of 45598639 is 93689554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45598639 - 2¹¹ = 45596591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45598592 and 45598601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45598039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127192 + ... + 127549.

It is an arithmetic number, because the mean of its divisors is an integer number (11463390).

Almost surely, 2^45598639 is an apocalyptic number.

45598639 is a deficient number, since it is larger than the sum of its proper divisors (254921).

45598639 is a wasteful number, since it uses less digits than its factorization.

45598639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254920.

The product of its digits is 1166400, while the sum is 49.

The square root of 45598639 is about 6752.6764323489. The cubic root of 45598639 is about 357.2596431553.

The spelling of 45598639 in words is "forty-five million, five hundred ninety-eight thousand, six hundred thirty-nine".