45634239 has 48 divisors (see below), whose sum is σ = 83311200. Its totient is φ = 24530688.

The previous prime is 45634229. The next prime is 45634247. The reversal of 45634239 is 93243654.

It is not a de Polignac number, because 45634239 - 2⁸ = 45633983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45634229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21477 + ... + 23505.

It is an arithmetic number, because the mean of its divisors is an integer number (1735650).

Almost surely, 2^45634239 is an apocalyptic number.

45634239 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

45634239 is a deficient number, since it is larger than the sum of its proper divisors (37676961).

45634239 is a wasteful number, since it uses less digits than its factorization.

45634239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069 (or 2056 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 45634239 is about 6755.3119098973. The cubic root of 45634239 is about 357.3525928218.

The spelling of 45634239 in words is "forty-five million, six hundred thirty-four thousand, two hundred thirty-nine".