50568399 has 24 divisors (see below), whose sum is σ = 83664672. Its totient is φ = 28831680.

The previous prime is 50568391. The next prime is 50568407. The reversal of 50568399 is 99386505.

50568399 is a `hidden beast` number, since 50 + 568 + 39 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (50568391) and next prime (50568407).

It is not a de Polignac number, because 50568399 - 2³ = 50568391 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50568391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53269 + ... + 54209.

It is an arithmetic number, because the mean of its divisors is an integer number (3486028).

Almost surely, 2^50568399 is an apocalyptic number.

50568399 is a deficient number, since it is larger than the sum of its proper divisors (33096273).

50568399 is a wasteful number, since it uses less digits than its factorization.

50568399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807 (or 1804 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 50568399 is about 7111.1461101569. The cubic root of 50568399 is about 369.7938930018.

The spelling of 50568399 in words is "fifty million, five hundred sixty-eight thousand, three hundred ninety-nine".