90836651 has 2 divisors, whose sum is σ = 90836652. Its totient is φ = 90836650.

The previous prime is 90836573. The next prime is 90836659. The reversal of 90836651 is 15663809.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90836651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90836659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45418325 + 45418326.

It is an arithmetic number, because the mean of its divisors is an integer number (45418326).

Almost surely, 2^90836651 is an apocalyptic number.

90836651 is a deficient number, since it is larger than the sum of its proper divisors (1).

90836651 is an equidigital number, since it uses as much as digits as its factorization.

90836651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 90836651 is about 9530.8263545193. The cubic root of 90836651 is about 449.5248499111.

The spelling of 90836651 in words is "ninety million, eight hundred thirty-six thousand, six hundred fifty-one".