50618736 has 160 divisors (see below), whose sum is σ = 174988800. Its totient is φ = 13685760.

The previous prime is 50618731. The next prime is 50618749. The reversal of 50618736 is 63781605.

50618736 is a `hidden beast` number, since 5 + 0 + 618 + 7 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 50618736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50618731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57016 + ... + 57896.

It is an arithmetic number, because the mean of its divisors is an integer number (1093680).

Almost surely, 2^50618736 is an apocalyptic number.

50618736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50618736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87494400).

50618736 is an abundant number, since it is smaller than the sum of its proper divisors (124370064).

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

50618736 is a wasteful number, since it uses less digits than its factorization.

50618736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924 (or 912 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 50618736 is about 7114.6845327112. The cubic root of 50618736 is about 369.9165528882.

The spelling of 50618736 in words is "fifty million, six hundred eighteen thousand, seven hundred thirty-six".