50655213 has 40 divisors (see below), whose sum is σ = 88630080. Its totient is φ = 28226880.

The previous prime is 50655181. The next prime is 50655229. The reversal of 50655213 is 31255605.

50655213 is a `hidden beast` number, since 5 + 0 + 655 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 50655213 - 2⁵ = 50655181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50655233) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 22158 + ... + 24336.

It is an arithmetic number, because the mean of its divisors is an integer number (2215752).

Almost surely, 2^50655213 is an apocalyptic number.

It is an amenable number.

50655213 is a deficient number, since it is larger than the sum of its proper divisors (37974867).

50655213 is a wasteful number, since it uses less digits than its factorization.

50655213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239 (or 2230 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 50655213 is about 7117.2475719199. The cubic root of 50655213 is about 370.0053882829.

The spelling of 50655213 in words is "fifty million, six hundred fifty-five thousand, two hundred thirteen".