50657231 has 2 divisors, whose sum is σ = 50657232. Its totient is φ = 50657230.

The previous prime is 50657227. The next prime is 50657239. The reversal of 50657231 is 13275605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50657231 - 2² = 50657227 is a prime.

It is a super-2 number, since 2×50657231² = 5132310105174722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50657194 and 50657203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50657239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25328615 + 25328616.

It is an arithmetic number, because the mean of its divisors is an integer number (25328616).

Almost surely, 2^50657231 is an apocalyptic number.

50657231 is a deficient number, since it is larger than the sum of its proper divisors (1).

50657231 is an equidigital number, since it uses as much as digits as its factorization.

50657231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 50657231 is about 7117.3893387955. The cubic root of 50657231 is about 370.0103016367.

The spelling of 50657231 in words is "fifty million, six hundred fifty-seven thousand, two hundred thirty-one".