50638994 has 8 divisors (see below), whose sum is σ = 86809728. Its totient is φ = 21702420.

The previous prime is 50638979. The next prime is 50638997. The reversal of 50638994 is 49983605.

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

It is not an unprimeable number, because it can be changed into a prime (50638997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1808522 + ... + 1808549.

It is an arithmetic number, because the mean of its divisors is an integer number (10851216).

Almost surely, 2^50638994 is an apocalyptic number.

50638994 is a deficient number, since it is larger than the sum of its proper divisors (36170734).

50638994 is a wasteful number, since it uses less digits than its factorization.

50638994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617080.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 50638994 is about 7116.1080655088. The cubic root of 50638994 is about 369.9658941049.

The spelling of 50638994 in words is "fifty million, six hundred thirty-eight thousand, nine hundred ninety-four".