90325787 has 2 divisors, whose sum is σ = 90325788. Its totient is φ = 90325786.

The previous prime is 90325783. The next prime is 90325801. The reversal of 90325787 is 78752309.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90325787 - 2² = 90325783 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90325783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45162893 + 45162894.

It is an arithmetic number, because the mean of its divisors is an integer number (45162894).

Almost surely, 2^90325787 is an apocalyptic number.

90325787 is a deficient number, since it is larger than the sum of its proper divisors (1).

90325787 is an equidigital number, since it uses as much as digits as its factorization.

90325787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 90325787 is about 9503.9879524334. The cubic root of 90325787 is about 448.6805580999.

The spelling of 90325787 in words is "ninety million, three hundred twenty-five thousand, seven hundred eighty-seven".