45712990 has 32 divisors (see below), whose sum is σ = 85574880. Its totient is φ = 17560704.

The previous prime is 45712987. The next prime is 45713009. The reversal of 45712990 is 9921754.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81792 + ... + 82348.

It is an arithmetic number, because the mean of its divisors is an integer number (2674215).

Almost surely, 2^45712990 is an apocalyptic number.

45712990 is a deficient number, since it is larger than the sum of its proper divisors (39861890).

45712990 is a wasteful number, since it uses less digits than its factorization.

45712990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 45712990 is about 6761.1382177855. The cubic root of 45712990 is about 357.5580357963.

The spelling of 45712990 in words is "forty-five million, seven hundred twelve thousand, nine hundred ninety".