45544839 has 16 divisors (see below), whose sum is σ = 62100864. Its totient is φ = 29684000.

The previous prime is 45544813. The next prime is 45544841. The reversal of 45544839 is 93844554.

It is a cyclic number.

It is not a de Polignac number, because 45544839 - 2⁷ = 45544711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45544839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45542839) 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, 24244 + ... + 26054.

It is an arithmetic number, because the mean of its divisors is an integer number (3881304).

Almost surely, 2^45544839 is an apocalyptic number.

45544839 is a deficient number, since it is larger than the sum of its proper divisors (16556025).

45544839 is a wasteful number, since it uses less digits than its factorization.

45544839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998.

The product of its digits is 345600, while the sum is 42.

The square root of 45544839 is about 6748.6916509795. The cubic root of 45544839 is about 357.1190824326.

The spelling of 45544839 in words is "forty-five million, five hundred forty-four thousand, eight hundred thirty-nine".