90360847 has 2 divisors, whose sum is σ = 90360848. Its totient is φ = 90360846.

The previous prime is 90360833. The next prime is 90360857. The reversal of 90360847 is 74806309.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90360847 - 2⁷ = 90360719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90360817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45180423 + 45180424.

It is an arithmetic number, because the mean of its divisors is an integer number (45180424).

Almost surely, 2^90360847 is an apocalyptic number.

90360847 is a deficient number, since it is larger than the sum of its proper divisors (1).

90360847 is an equidigital number, since it uses as much as digits as its factorization.

90360847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 90360847 is about 9505.8322623535. The cubic root of 90360847 is about 448.7386024526.

The spelling of 90360847 in words is "ninety million, three hundred sixty thousand, eight hundred forty-seven".