50569013 has 16 divisors (see below), whose sum is σ = 58544640. Its totient is φ = 43196400.

The previous prime is 50569009. The next prime is 50569037. The reversal of 50569013 is 31096505.

It is a cyclic number.

It is not a de Polignac number, because 50569013 - 2² = 50569009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50569003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26456 + ... + 28302.

It is an arithmetic number, because the mean of its divisors is an integer number (3659040).

Almost surely, 2^50569013 is an apocalyptic number.

It is an amenable number.

50569013 is a deficient number, since it is larger than the sum of its proper divisors (7975627).

50569013 is a wasteful number, since it uses less digits than its factorization.

50569013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 50569013 is about 7111.1892816884. The cubic root of 50569013 is about 369.7953896713.

The spelling of 50569013 in words is "fifty million, five hundred sixty-nine thousand, thirteen".