50907321 has 12 divisors (see below), whose sum is σ = 73646820. Its totient is φ = 33885600.

The previous prime is 50907319. The next prime is 50907323. The reversal of 50907321 is 12370905.

It is an interprime number because it is at equal distance from previous prime (50907319) and next prime (50907323).

It can be written as a sum of positive squares in 2 ways, for example, as 17139600 + 33767721 = 4140^2 + 5811^2 .

It is not a de Polignac number, because 50907321 - 2¹ = 50907319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50907323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2275 + ... + 10343.

It is an arithmetic number, because the mean of its divisors is an integer number (6137235).

Almost surely, 2^50907321 is an apocalyptic number.

It is an amenable number.

50907321 is a deficient number, since it is larger than the sum of its proper divisors (22739499).

50907321 is a wasteful number, since it uses less digits than its factorization.

50907321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8776 (or 8773 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 50907321 is about 7134.9366500341. The cubic root of 50907321 is about 370.6182044013.

The spelling of 50907321 in words is "fifty million, nine hundred seven thousand, three hundred twenty-one".