50850917 has 6 divisors (see below), whose sum is σ = 55063602. Its totient is φ = 46939152.

The previous prime is 50850901. The next prime is 50850929. The reversal of 50850917 is 71905805.

It can be written as a sum of positive squares in 3 ways, for example, as 1976836 + 48874081 = 1406^2 + 6991^2 .

It is not a de Polignac number, because 50850917 - 2⁴ = 50850901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50850017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150278 + ... + 150615.

It is an arithmetic number, because the mean of its divisors is an integer number (9177267).

Almost surely, 2^50850917 is an apocalyptic number.

It is an amenable number.

50850917 is a deficient number, since it is larger than the sum of its proper divisors (4212685).

50850917 is a wasteful number, since it uses less digits than its factorization.

50850917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300919 (or 300906 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 50850917 is about 7130.9828915795. The cubic root of 50850917 is about 370.4812753438.

The spelling of 50850917 in words is "fifty million, eight hundred fifty thousand, nine hundred seventeen".