50393717 has 6 divisors (see below), whose sum is σ = 55391574. Its totient is φ = 45812360.

The previous prime is 50393701. The next prime is 50393723. The reversal of 50393717 is 71739305.

It can be written as a sum of positive squares in only one way, i.e., 37136836 + 13256881 = 6094^2 + 3641^2 .

It is not a de Polignac number, because 50393717 - 2⁴ = 50393701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50395717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208118 + ... + 208359.

It is an arithmetic number, because the mean of its divisors is an integer number (9231929).

Almost surely, 2^50393717 is an apocalyptic number.

It is an amenable number.

50393717 is a deficient number, since it is larger than the sum of its proper divisors (4997857).

50393717 is a wasteful number, since it uses less digits than its factorization.

50393717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416499 (or 416488 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 35.

The square root of 50393717 is about 7098.8532172457. The cubic root of 50393717 is about 369.3676000266.

The spelling of 50393717 in words is "fifty million, three hundred ninety-three thousand, seven hundred seventeen".