50552640 has 112 divisors (see below), whose sum is σ = 178368960. Its totient is φ = 13478400.

The previous prime is 50552629. The next prime is 50552641. The reversal of 50552640 is 4625505.

50552640 is a `hidden beast` number, since 50 + 552 + 64 + 0 = 666.

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 (50552641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5715 + ... + 11565.

It is an arithmetic number, because the mean of its divisors is an integer number (1592580).

Almost surely, 2^50552640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50552640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89184480).

50552640 is an abundant number, since it is smaller than the sum of its proper divisors (127816320).

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

50552640 is a wasteful number, since it uses less digits than its factorization.

50552640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5877 (or 5861 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 50552640 is about 7110.0379745821. The cubic root of 50552640 is about 369.7554751523.

The spelling of 50552640 in words is "fifty million, five hundred fifty-two thousand, six hundred forty".