50817456 has 100 divisors (see below), whose sum is σ = 148809672. Its totient is φ = 16740864.

The previous prime is 50817449. The next prime is 50817499. The reversal of 50817456 is 65471805.

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

It is a self number, because there is not a number n which added to its sum of digits gives 50817456.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 146275 + ... + 146621.

Almost surely, 2^50817456 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 50817456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74404836).

50817456 is an abundant number, since it is smaller than the sum of its proper divisors (97992216).

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

50817456 is a wasteful number, since it uses less digits than its factorization.

50817456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 50817456 is about 7128.6363352327. The cubic root of 50817456 is about 370.3999959571.

The spelling of 50817456 in words is "fifty million, eight hundred seventeen thousand, four hundred fifty-six".