90859367 has 2 divisors, whose sum is σ = 90859368. Its totient is φ = 90859366.

The previous prime is 90859313. The next prime is 90859381. The reversal of 90859367 is 76395809.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90859367 - 2¹⁰ = 90858343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90855367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45429683 + 45429684.

It is an arithmetic number, because the mean of its divisors is an integer number (45429684).

Almost surely, 2^90859367 is an apocalyptic number.

90859367 is a deficient number, since it is larger than the sum of its proper divisors (1).

90859367 is an equidigital number, since it uses as much as digits as its factorization.

90859367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 90859367 is about 9532.0179920099. The cubic root of 90859367 is about 449.5623184707.

The spelling of 90859367 in words is "ninety million, eight hundred fifty-nine thousand, three hundred sixty-seven".