50626637 has 2 divisors, whose sum is σ = 50626638. Its totient is φ = 50626636.

The previous prime is 50626613. The next prime is 50626643. The reversal of 50626637 is 73662605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29041321 + 21585316 = 5389^2 + 4646^2 .

It is a cyclic number.

It is not a de Polignac number, because 50626637 - 2¹² = 50622541 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50626597 and 50626606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50620637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25313318 + 25313319.

It is an arithmetic number, because the mean of its divisors is an integer number (25313319).

Almost surely, 2^50626637 is an apocalyptic number.

It is an amenable number.

50626637 is a deficient number, since it is larger than the sum of its proper divisors (1).

50626637 is an equidigital number, since it uses as much as digits as its factorization.

50626637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 50626637 is about 7115.2397710829. The cubic root of 50626637 is about 369.9357984539.

The spelling of 50626637 in words is "fifty million, six hundred twenty-six thousand, six hundred thirty-seven".