50722592 has 18 divisors (see below), whose sum is σ = 99939483. Its totient is φ = 25341152.

The previous prime is 50722559. The next prime is 50722619. The reversal of 50722592 is 29522705.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 25361296 + 25361296 = 5036^2 + 5036^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=5036.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 39659 + ... + 40917.

Almost surely, 2^50722592 is an apocalyptic number.

It is an amenable number.

50722592 is a deficient number, since it is larger than the sum of its proper divisors (49216891).

50722592 is an frugal number, since it uses more digits than its factorization.

50722592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528 (or 1261 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 50722592 is about 7121.9795001109. The cubic root of 50722592 is about 370.1693697433.

Multiplying 50722592 by its sum of digits (32), we get a square (1623122944 = 40288²).

50722592 divided by its sum of digits (32) gives a square (1585081 = 1259²).

The spelling of 50722592 in words is "fifty million, seven hundred twenty-two thousand, five hundred ninety-two".