50987698 has 4 divisors (see below), whose sum is σ = 76481550. Its totient is φ = 25493848.

The previous prime is 50987683. The next prime is 50987753. The reversal of 50987698 is 89678905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50225569 + 762129 = 7087^2 + 873^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12746923 + ... + 12746926.

Almost surely, 2^50987698 is an apocalyptic number.

50987698 is a deficient number, since it is larger than the sum of its proper divisors (25493852).

50987698 is a wasteful number, since it uses less digits than its factorization.

50987698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25493851.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 50987698 is about 7140.5670643164. The cubic root of 50987698 is about 370.8131568144.

The spelling of 50987698 in words is "fifty million, nine hundred eighty-seven thousand, six hundred ninety-eight".