50138626 has 16 divisors (see below), whose sum is σ = 77527296. Its totient is φ = 24301296.

The previous prime is 50138623. The next prime is 50138633. The reversal of 50138626 is 62683105.

It is not an unprimeable number, because it can be changed into a prime (50138623) 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, 21615 + ... + 23821.

It is an arithmetic number, because the mean of its divisors is an integer number (4845456).

Almost surely, 2^50138626 is an apocalyptic number.

50138626 is a deficient number, since it is larger than the sum of its proper divisors (27388670).

50138626 is a wasteful number, since it uses less digits than its factorization.

50138626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 50138626 is about 7080.8633654379. The cubic root of 50138626 is about 368.7433040630.

The spelling of 50138626 in words is "fifty million, one hundred thirty-eight thousand, six hundred twenty-six".