90682957 has 2 divisors, whose sum is σ = 90682958. Its totient is φ = 90682956.

The previous prime is 90682937. The next prime is 90682987. The reversal of 90682957 is 75928609.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84989961 + 5692996 = 9219^2 + 2386^2 .

It is a cyclic number.

It is not a de Polignac number, because 90682957 - 2¹⁹ = 90158669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90682927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45341478 + 45341479.

It is an arithmetic number, because the mean of its divisors is an integer number (45341479).

Almost surely, 2^90682957 is an apocalyptic number.

It is an amenable number.

90682957 is a deficient number, since it is larger than the sum of its proper divisors (1).

90682957 is an equidigital number, since it uses as much as digits as its factorization.

90682957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 90682957 is about 9522.7599465701. The cubic root of 90682957 is about 449.2711774337.

The spelling of 90682957 in words is "ninety million, six hundred eighty-two thousand, nine hundred fifty-seven".