45598213 has 6 divisors (see below), whose sum is σ = 47667494. Its totient is φ = 43615176.

The previous prime is 45598193. The next prime is 45598219. The reversal of 45598213 is 31289554.

45598213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 24226084 + 21372129 = 4922^2 + 4623^2 .

It is not a de Polignac number, because 45598213 - 2¹⁷ = 45467141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45598219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42570 + ... + 43627.

Almost surely, 2^45598213 is an apocalyptic number.

It is an amenable number.

45598213 is a deficient number, since it is larger than the sum of its proper divisors (2069281).

45598213 is an equidigital number, since it uses as much as digits as its factorization.

45598213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86243 (or 86220 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 45598213 is about 6752.6448892267. The cubic root of 45598213 is about 357.2585305996.

The spelling of 45598213 in words is "forty-five million, five hundred ninety-eight thousand, two hundred thirteen".