52645418 has 16 divisors (see below), whose sum is σ = 90642240. Its totient is φ = 22464096.

The previous prime is 52645403. The next prime is 52645421. The reversal of 52645418 is 81454625.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4808 + ... + 11331.

It is an arithmetic number, because the mean of its divisors is an integer number (5665140).

Almost surely, 2^52645418 is an apocalyptic number.

52645418 is a deficient number, since it is larger than the sum of its proper divisors (37996822).

52645418 is a wasteful number, since it uses less digits than its factorization.

52645418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16381.

The product of its digits is 38400, while the sum is 35.

The square root of 52645418 is about 7255.7162292912. The cubic root of 52645418 is about 374.7890202854.

The spelling of 52645418 in words is "fifty-two million, six hundred forty-five thousand, four hundred eighteen".