50039698 has 4 divisors (see below), whose sum is σ = 75059550. Its totient is φ = 25019848.

The previous prime is 50039663. The next prime is 50039701. The reversal of 50039698 is 89693005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89693005 = 5 ⋅17938601.

It can be written as a sum of positive squares in only one way, i.e., 49378729 + 660969 = 7027^2 + 813^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 50039698.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12509923 + ... + 12509926.

Almost surely, 2^50039698 is an apocalyptic number.

50039698 is a deficient number, since it is larger than the sum of its proper divisors (25019852).

50039698 is a wasteful number, since it uses less digits than its factorization.

50039698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25019851.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 50039698 is about 7073.8743274107. The cubic root of 50039698 is about 368.5006231936.

The spelling of 50039698 in words is "fifty million, thirty-nine thousand, six hundred ninety-eight".