90258667 has 2 divisors, whose sum is σ = 90258668. Its totient is φ = 90258666.

The previous prime is 90258653. The next prime is 90258689. The reversal of 90258667 is 76685209.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90258667 is a prime.

It is not a weakly prime, because it can be changed into another prime (90258697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45129333 + 45129334.

It is an arithmetic number, because the mean of its divisors is an integer number (45129334).

Almost surely, 2^90258667 is an apocalyptic number.

90258667 is a deficient number, since it is larger than the sum of its proper divisors (1).

90258667 is an equidigital number, since it uses as much as digits as its factorization.

90258667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 90258667 is about 9500.4561469437. The cubic root of 90258667 is about 448.5693941949.

The spelling of 90258667 in words is "ninety million, two hundred fifty-eight thousand, six hundred sixty-seven".