50188984 has 8 divisors (see below), whose sum is σ = 94104360. Its totient is φ = 25094488.

The previous prime is 50188979. The next prime is 50188987. The reversal of 50188984 is 48988105.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×50188984² = 5037868229904512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50188984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50188987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3136804 + ... + 3136819.

It is an arithmetic number, because the mean of its divisors is an integer number (11763045).

Almost surely, 2^50188984 is an apocalyptic number.

It is an amenable number.

50188984 is a deficient number, since it is larger than the sum of its proper divisors (43915376).

50188984 is a wasteful number, since it uses less digits than its factorization.

50188984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273629 (or 6273625 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 50188984 is about 7084.4183953236. The cubic root of 50188984 is about 368.8667149836.

The spelling of 50188984 in words is "fifty million, one hundred eighty-eight thousand, nine hundred eighty-four".