50686272 has 168 divisors, whose sum is σ = 178994816. Its totient is φ = 13353984.

The previous prime is 50686253. The next prime is 50686289. The reversal of 50686272 is 27268605.

50686272 is a `hidden beast` number, since 506 + 86 + 2 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51933 + ... + 52899.

Almost surely, 2^50686272 is an apocalyptic number.

50686272 is a gapful number since it is divisible by the number (52) 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 50686272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89497408).

50686272 is an abundant number, since it is smaller than the sum of its proper divisors (128308544).

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

50686272 is a wasteful number, since it uses less digits than its factorization.

50686272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 50686272 is about 7119.4291906023. The cubic root of 50686272 is about 370.0809951732.

The spelling of 50686272 in words is "fifty million, six hundred eighty-six thousand, two hundred seventy-two".