45494839 has 16 divisors (see below), whose sum is σ = 52284960. Its totient is φ = 39214080.

The previous prime is 45494833. The next prime is 45494849. The reversal of 45494839 is 93849454.

It is a cyclic number.

It is not a de Polignac number, because 45494839 - 2³ = 45494831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45494831) 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, 29979 + ... + 31459.

It is an arithmetic number, because the mean of its divisors is an integer number (3267810).

Almost surely, 2^45494839 is an apocalyptic number.

45494839 is a deficient number, since it is larger than the sum of its proper divisors (6790121).

45494839 is a wasteful number, since it uses less digits than its factorization.

45494839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650.

The product of its digits is 622080, while the sum is 46.

The square root of 45494839 is about 6744.9862119948. The cubic root of 45494839 is about 356.9883505158.

The spelling of 45494839 in words is "forty-five million, four hundred ninety-four thousand, eight hundred thirty-nine".