50113720 has 16 divisors (see below), whose sum is σ = 112755960. Its totient is φ = 20045472.

The previous prime is 50113709. The next prime is 50113727. The reversal of 50113720 is 2731105.

It is a super-2 number, since 2×50113720² = 5022769864476800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50113727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626382 + ... + 626461.

Almost surely, 2^50113720 is an apocalyptic number.

It is an amenable number.

50113720 is an abundant number, since it is smaller than the sum of its proper divisors (62642240).

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

50113720 is a wasteful number, since it uses less digits than its factorization.

50113720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252854 (or 1252850 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 50113720 is about 7079.1044631366. The cubic root of 50113720 is about 368.6822370935.

Adding to 50113720 its reverse (2731105), we get a palindrome (52844825).

The spelling of 50113720 in words is "fifty million, one hundred thirteen thousand, seven hundred twenty".