50252778 has 32 divisors (see below), whose sum is σ = 113572800. Its totient is φ = 16465968.

The previous prime is 50252759. The next prime is 50252791. The reversal of 50252778 is 87725205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4701 + ... + 11072.

It is an arithmetic number, because the mean of its divisors is an integer number (3549150).

Almost surely, 2^50252778 is an apocalyptic number.

50252778 is an abundant number, since it is smaller than the sum of its proper divisors (63320022).

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

50252778 is a wasteful number, since it uses less digits than its factorization.

50252778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15843 (or 15837 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 50252778 is about 7088.9193816829. The cubic root of 50252778 is about 369.0229346575.

The spelling of 50252778 in words is "fifty million, two hundred fifty-two thousand, seven hundred seventy-eight".