50509764 has 48 divisors (see below), whose sum is σ = 135475200. Its totient is φ = 16255008.

The previous prime is 50509763. The next prime is 50509777. The reversal of 50509764 is 46790505.

50509764 is a `hidden beast` number, since 505 + 0 + 97 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (50509763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4932 + ... + 11195.

It is an arithmetic number, because the mean of its divisors is an integer number (2822400).

Almost surely, 2^50509764 is an apocalyptic number.

50509764 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

50509764 is an abundant number, since it is smaller than the sum of its proper divisors (84965436).

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

50509764 is a wasteful number, since it uses less digits than its factorization.

50509764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16169 (or 16161 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 50509764 is about 7107.0221612149. The cubic root of 50509764 is about 369.6509100895.

The spelling of 50509764 in words is "fifty million, five hundred nine thousand, seven hundred sixty-four".