50257664 has 36 divisors (see below), whose sum is σ = 102477984. Its totient is φ = 24588288.

The previous prime is 50257657. The next prime is 50257673. The reversal of 50257664 is 46675205.

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, 9944 + ... + 14120.

Almost surely, 2^50257664 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 50257664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51238992).

50257664 is an abundant number, since it is smaller than the sum of its proper divisors (52220320).

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

50257664 is an equidigital number, since it uses as much as digits as its factorization.

50257664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240 (or 4226 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 50257664 is about 7089.2639956486. The cubic root of 50257664 is about 369.0348941133.

The spelling of 50257664 in words is "fifty million, two hundred fifty-seven thousand, six hundred sixty-four".