52445622 has 32 divisors (see below), whose sum is σ = 106769664. Its totient is φ = 17172000.

The previous prime is 52445621. The next prime is 52445623. The reversal of 52445622 is 22654425.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52445621) and next prime (52445623).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 52445622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52445621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96672 + ... + 97212.

It is an arithmetic number, because the mean of its divisors is an integer number (3336552).

Almost surely, 2^52445622 is an apocalyptic number.

52445622 is an abundant number, since it is smaller than the sum of its proper divisors (54324042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52445622 is a wasteful number, since it uses less digits than its factorization.

52445622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804.

The product of its digits is 19200, while the sum is 30.

The square root of 52445622 is about 7241.9349624254. The cubic root of 52445622 is about 374.3142953664.

The spelling of 52445622 in words is "fifty-two million, four hundred forty-five thousand, six hundred twenty-two".