50973720 has 96 divisors (see below), whose sum is σ = 177908400. Its totient is φ = 11649792.

The previous prime is 50973719. The next prime is 50973721. The reversal of 50973720 is 2737905.

It is an interprime number because it is at equal distance from previous prime (50973719) and next prime (50973721).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50973721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1546 + ... + 10214.

Almost surely, 2^50973720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50973720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88954200).

50973720 is an abundant number, since it is smaller than the sum of its proper divisors (126934680).

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

50973720 is a wasteful number, since it uses less digits than its factorization.

50973720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8697 (or 8686 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 50973720 is about 7139.5882234202. The cubic root of 50973720 is about 370.7792682476.

The spelling of 50973720 in words is "fifty million, nine hundred seventy-three thousand, seven hundred twenty".