45757994 has 16 divisors (see below), whose sum is σ = 72263232. Its totient is φ = 21688128.

The previous prime is 45757993. The next prime is 45757997. The reversal of 45757994 is 49975754.

45757994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45757993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797 + ... + 9599.

It is an arithmetic number, because the mean of its divisors is an integer number (4516452).

Almost surely, 2^45757994 is an apocalyptic number.

45757994 is a deficient number, since it is larger than the sum of its proper divisors (26505238).

45757994 is a wasteful number, since it uses less digits than its factorization.

45757994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8941.

The product of its digits is 1587600, while the sum is 50.

The square root of 45757994 is about 6764.4655369068. The cubic root of 45757994 is about 357.6753347965.

The spelling of 45757994 in words is "forty-five million, seven hundred fifty-seven thousand, nine hundred ninety-four".