50009408 has 14 divisors (see below), whose sum is σ = 99237546. Its totient is φ = 25004672.

The previous prime is 50009371. The next prime is 50009419. The reversal of 50009408 is 80490005.

It can be written as a sum of positive squares in only one way, i.e., 29506624 + 20502784 = 5432^2 + 4528^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390635 + ... + 390762.

Almost surely, 2^50009408 is an apocalyptic number.

It is an amenable number.

50009408 is a deficient number, since it is larger than the sum of its proper divisors (49228138).

50009408 is an equidigital number, since it uses as much as digits as its factorization.

50009408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781409 (or 781399 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 50009408 is about 7071.7330266350. The cubic root of 50009408 is about 368.4262546605.

The spelling of 50009408 in words is "fifty million, nine thousand, four hundred eight".