50624813 has 2 divisors, whose sum is σ = 50624814. Its totient is φ = 50624812.

The previous prime is 50624779. The next prime is 50624839. The reversal of 50624813 is 31842605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43586404 + 7038409 = 6602^2 + 2653^2 .

It is a cyclic number.

It is not a de Polignac number, because 50624813 - 2¹⁰ = 50623789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50624513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25312406 + 25312407.

It is an arithmetic number, because the mean of its divisors is an integer number (25312407).

Almost surely, 2^50624813 is an apocalyptic number.

It is an amenable number.

50624813 is a deficient number, since it is larger than the sum of its proper divisors (1).

50624813 is an equidigital number, since it uses as much as digits as its factorization.

50624813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 50624813 is about 7115.1115943462. Note that the first 3 decimals coincide. The cubic root of 50624813 is about 369.9313556610.

The spelling of 50624813 in words is "fifty million, six hundred twenty-four thousand, eight hundred thirteen".