50220724 has 12 divisors (see below), whose sum is σ = 92512000. Its totient is φ = 23788728.

The previous prime is 50220679. The next prime is 50220739. The reversal of 50220724 is 42702205.

It is a super-2 number, since 2×50220724² = 5044242238168352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50220695 and 50220704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330324 + ... + 330475.

Almost surely, 2^50220724 is an apocalyptic number.

It is an amenable number.

50220724 is a deficient number, since it is larger than the sum of its proper divisors (42291276).

50220724 is a wasteful number, since it uses less digits than its factorization.

50220724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660822 (or 660820 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 50220724 is about 7086.6581686998. The cubic root of 50220724 is about 368.9444568930.

Adding to 50220724 its reverse (42702205), we get a palindrome (92922929).

The spelling of 50220724 in words is "fifty million, two hundred twenty thousand, seven hundred twenty-four".