50536561 has 8 divisors (see below), whose sum is σ = 54634880. Its totient is φ = 46582128.

The previous prime is 50536553. The next prime is 50536579. The reversal of 50536561 is 16563505.

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

It is a cyclic number.

It is not a de Polignac number, because 50536561 - 2³ = 50536553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50536061) 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, 35241 + ... + 36646.

It is an arithmetic number, because the mean of its divisors is an integer number (6829360).

Almost surely, 2^50536561 is an apocalyptic number.

It is an amenable number.

50536561 is a deficient number, since it is larger than the sum of its proper divisors (4098319).

50536561 is a wasteful number, since it uses less digits than its factorization.

50536561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71943.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 50536561 is about 7108.9071593319. The cubic root of 50536561 is about 369.7162689656.

The spelling of 50536561 in words is "fifty million, five hundred thirty-six thousand, five hundred sixty-one".