52445722 has 16 divisors (see below), whose sum is σ = 90150912. Its totient is φ = 22415760.

The previous prime is 52445711. The next prime is 52445741. The reversal of 52445722 is 22754425.

It is a super-2 number, since 2×52445722² = 5501107512202568, which contains 22 as substring.

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, 472 + ... + 10252.

It is an arithmetic number, because the mean of its divisors is an integer number (5634432).

Almost surely, 2^52445722 is an apocalyptic number.

52445722 is a deficient number, since it is larger than the sum of its proper divisors (37705190).

52445722 is a wasteful number, since it uses less digits than its factorization.

52445722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10173.

The product of its digits is 22400, while the sum is 31.

The square root of 52445722 is about 7241.9418666543. The cubic root of 52445722 is about 374.3145332726.

The spelling of 52445722 in words is "fifty-two million, four hundred forty-five thousand, seven hundred twenty-two".