50717399 has 8 divisors (see below), whose sum is σ = 51649920. Its totient is φ = 49792696.

The previous prime is 50717393. The next prime is 50717411. The reversal of 50717399 is 99371705.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50717399 - 2⁴ = 50717383 is a prime.

It is a super-2 number, since 2×50717399² = 5144509122650402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50717393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12032 + ... + 15690.

It is an arithmetic number, because the mean of its divisors is an integer number (6456240).

Almost surely, 2^50717399 is an apocalyptic number.

50717399 is a deficient number, since it is larger than the sum of its proper divisors (932521).

50717399 is a wasteful number, since it uses less digits than its factorization.

50717399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3909.

The product of its (nonzero) digits is 59535, while the sum is 41.

The square root of 50717399 is about 7121.6149151720. The cubic root of 50717399 is about 370.1567366143.

The spelling of 50717399 in words is "fifty million, seven hundred seventeen thousand, three hundred ninety-nine".