50632618 has 4 divisors (see below), whose sum is σ = 75948930. Its totient is φ = 25316308.

The previous prime is 50632567. The next prime is 50632619. The reversal of 50632618 is 81623605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36397089 + 14235529 = 6033^2 + 3773^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 50632618.

It is not an unprimeable number, because it can be changed into a prime (50632619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12658153 + ... + 12658156.

Almost surely, 2^50632618 is an apocalyptic number.

50632618 is a deficient number, since it is larger than the sum of its proper divisors (25316312).

50632618 is a wasteful number, since it uses less digits than its factorization.

50632618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25316311.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 50632618 is about 7115.6600537125. The cubic root of 50632618 is about 369.9503658768.

It can be divided in two parts, 506 and 32618, that added together give a square (33124 = 182²).

The spelling of 50632618 in words is "fifty million, six hundred thirty-two thousand, six hundred eighteen".