50746520 has 128 divisors (see below), whose sum is σ = 133358400. Its totient is φ = 17203200.

The previous prime is 50746517. The next prime is 50746523. The reversal of 50746520 is 2564705.

It is an interprime number because it is at equal distance from previous prime (50746517) and next prime (50746523).

It is a super-2 number, since 2×50746520² = 5150418584220800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50746523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 523112 + ... + 523208.

Almost surely, 2^50746520 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 50746520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66679200).

50746520 is an abundant number, since it is smaller than the sum of its proper divisors (82611880).

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

50746520 is a wasteful number, since it uses less digits than its factorization.

50746520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 50746520 is about 7123.6591720828. The cubic root of 50746520 is about 370.2275687948.

The spelling of 50746520 in words is "fifty million, seven hundred forty-six thousand, five hundred twenty".