50551339 has 4 divisors (see below), whose sum is σ = 50611456. Its totient is φ = 50491224.

The previous prime is 50551337. The next prime is 50551351. The reversal of 50551339 is 93315505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50551339 - 2¹ = 50551337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50551339.

It is not an unprimeable number, because it can be changed into a prime (50551337) 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, 28779 + ... + 30484.

It is an arithmetic number, because the mean of its divisors is an integer number (12652864).

Almost surely, 2^50551339 is an apocalyptic number.

50551339 is a deficient number, since it is larger than the sum of its proper divisors (60117).

50551339 is an equidigital number, since it uses as much as digits as its factorization.

50551339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60116.

The product of its (nonzero) digits is 10125, while the sum is 31.

The square root of 50551339 is about 7109.9464836242. The cubic root of 50551339 is about 369.7523031716.

The spelling of 50551339 in words is "fifty million, five hundred fifty-one thousand, three hundred thirty-nine".