50635409 has 8 divisors (see below), whose sum is σ = 55362528. Its totient is φ = 45928960.

The previous prime is 50635391. The next prime is 50635423. The reversal of 50635409 is 90453605.

It is a happy number.

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

It is not a de Polignac number, because 50635409 - 2⁸ = 50635153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50635439) 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, 209 + ... + 10065.

It is an arithmetic number, because the mean of its divisors is an integer number (6920316).

Almost surely, 2^50635409 is an apocalyptic number.

It is an amenable number.

50635409 is a deficient number, since it is larger than the sum of its proper divisors (4727119).

50635409 is a wasteful number, since it uses less digits than its factorization.

50635409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10335.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 50635409 is about 7115.8561677426. The cubic root of 50635409 is about 369.9571632901.

The spelling of 50635409 in words is "fifty million, six hundred thirty-five thousand, four hundred nine".