45624839 has 8 divisors (see below), whose sum is σ = 50719872. Its totient is φ = 40756320.

The previous prime is 45624809. The next prime is 45624857. The reversal of 45624839 is 93842654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-45624839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45624796 and 45624805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45624809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56204 + ... + 57009.

It is an arithmetic number, because the mean of its divisors is an integer number (6339984).

Almost surely, 2^45624839 is an apocalyptic number.

45624839 is a deficient number, since it is larger than the sum of its proper divisors (5095033).

45624839 is a wasteful number, since it uses less digits than its factorization.

45624839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113257.

The product of its digits is 207360, while the sum is 41.

The square root of 45624839 is about 6754.6161252880. The cubic root of 45624839 is about 357.3280546306.

The spelling of 45624839 in words is "forty-five million, six hundred twenty-four thousand, eight hundred thirty-nine".