232285657 has 2 divisors, whose sum is σ = 232285658. Its totient is φ = 232285656.

The previous prime is 232285643. The next prime is 232285661. The reversal of 232285657 is 756582232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149548441 + 82737216 = 12229^2 + 9096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232285657 is a prime.

It is not a weakly prime, because it can be changed into another prime (232285607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116142828 + 116142829.

It is an arithmetic number, because the mean of its divisors is an integer number (116142829).

Almost surely, 2^232285657 is an apocalyptic number.

It is an amenable number.

232285657 is a deficient number, since it is larger than the sum of its proper divisors (1).

232285657 is an equidigital number, since it uses as much as digits as its factorization.

232285657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 232285657 is about 15240.9204774515. The cubic root of 232285657 is about 614.7154538876.

The spelling of 232285657 in words is "two hundred thirty-two million, two hundred eighty-five thousand, six hundred fifty-seven".