50012917 has 2 divisors, whose sum is σ = 50012918. Its totient is φ = 50012916.

The previous prime is 50012903. The next prime is 50012933. The reversal of 50012917 is 71921005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47210641 + 2802276 = 6871^2 + 1674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50012917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50012891 and 50012900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50012947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25006458 + 25006459.

It is an arithmetic number, because the mean of its divisors is an integer number (25006459).

Almost surely, 2^50012917 is an apocalyptic number.

It is an amenable number.

50012917 is a deficient number, since it is larger than the sum of its proper divisors (1).

50012917 is an equidigital number, since it uses as much as digits as its factorization.

50012917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 50012917 is about 7071.9811227124. The cubic root of 50012917 is about 368.4348715558.

The spelling of 50012917 in words is "fifty million, twelve thousand, nine hundred seventeen".