50639788 has 24 divisors (see below), whose sum is σ = 93668400. Its totient is φ = 23888448.

The previous prime is 50639779. The next prime is 50639801. The reversal of 50639788 is 88793605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19206 + ... + 21682.

It is an arithmetic number, because the mean of its divisors is an integer number (3902850).

Almost surely, 2^50639788 is an apocalyptic number.

It is an amenable number.

50639788 is a deficient number, since it is larger than the sum of its proper divisors (43028612).

50639788 is a wasteful number, since it uses less digits than its factorization.

50639788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769 (or 2767 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 50639788 is about 7116.1638542125. The cubic root of 50639788 is about 369.9678277359.

The spelling of 50639788 in words is "fifty million, six hundred thirty-nine thousand, seven hundred eighty-eight".