50564513 has 8 divisors (see below), whose sum is σ = 51408000. Its totient is φ = 49726768.

The previous prime is 50564497. The next prime is 50564543. The reversal of 50564513 is 31546505.

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 50564513 - 2⁴ = 50564497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50564543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18563 + ... + 21111.

It is an arithmetic number, because the mean of its divisors is an integer number (6426000).

Almost surely, 2^50564513 is an apocalyptic number.

It is an amenable number.

50564513 is a deficient number, since it is larger than the sum of its proper divisors (843487).

50564513 is a wasteful number, since it uses less digits than its factorization.

50564513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 50564513 is about 7110.8728718773. The cubic root of 50564513 is about 369.7844203146.

The spelling of 50564513 in words is "fifty million, five hundred sixty-four thousand, five hundred thirteen".