45646594 has 16 divisors (see below), whose sum is σ = 78870528. Its totient is φ = 19408032.

The previous prime is 45646591. The next prime is 45646637. The reversal of 45646594 is 49564654.

It is a super-2 number, since 2×45646594² = 4167223087601672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45646594.

It is not an unprimeable number, because it can be changed into a prime (45646591) 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, 11059 + ... + 14614.

It is an arithmetic number, because the mean of its divisors is an integer number (4929408).

Almost surely, 2^45646594 is an apocalyptic number.

45646594 is a deficient number, since it is larger than the sum of its proper divisors (33223934).

45646594 is a wasteful number, since it uses less digits than its factorization.

45646594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25809.

The product of its digits is 518400, while the sum is 43.

The square root of 45646594 is about 6756.2263135570. The cubic root of 45646594 is about 357.3848397559.

The spelling of 45646594 in words is "forty-five million, six hundred forty-six thousand, five hundred ninety-four".