50039889 has 8 divisors (see below), whose sum is σ = 66779712. Its totient is φ = 33330000.

The previous prime is 50039851. The next prime is 50039893. The reversal of 50039889 is 98893005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50039889 - 2⁹ = 50039377 is a prime.

It is a super-2 number, since 2×50039889² = 5007980982264642, 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 50039889.

It is not an unprimeable number, because it can be changed into a prime (50039849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3237 + ... + 10514.

It is an arithmetic number, because the mean of its divisors is an integer number (8347464).

Almost surely, 2^50039889 is an apocalyptic number.

It is an amenable number.

50039889 is a deficient number, since it is larger than the sum of its proper divisors (16739823).

50039889 is a wasteful number, since it uses less digits than its factorization.

50039889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14967.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 50039889 is about 7073.8878277790. The cubic root of 50039889 is about 368.5010920448.

The spelling of 50039889 in words is "fifty million, thirty-nine thousand, eight hundred eighty-nine".