50618646 has 24 divisors (see below), whose sum is σ = 118110720. Its totient is φ = 15574896.

The previous prime is 50618621. The next prime is 50618647. The reversal of 50618646 is 64681605.

50618646 is a `hidden beast` number, since 5 + 0 + 6 + 1 + 8 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 50618646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50618647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107926 + ... + 108393.

It is an arithmetic number, because the mean of its divisors is an integer number (4921280).

Almost surely, 2^50618646 is an apocalyptic number.

50618646 is an abundant number, since it is smaller than the sum of its proper divisors (67492074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50618646 is a wasteful number, since it uses less digits than its factorization.

50618646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216340 (or 216337 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 50618646 is about 7114.6782077618. The cubic root of 50618646 is about 369.9163336511.

The spelling of 50618646 in words is "fifty million, six hundred eighteen thousand, six hundred forty-six".