90367499 has 2 divisors, whose sum is σ = 90367500. Its totient is φ = 90367498.

The previous prime is 90367493. The next prime is 90367513. The reversal of 90367499 is 99476309.

It is a weak prime.

It is an emirp because it is prime and its reverse (99476309) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90367499 - 2¹⁶ = 90301963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90367493) 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, 45183749 + 45183750.

It is an arithmetic number, because the mean of its divisors is an integer number (45183750).

Almost surely, 2^90367499 is an apocalyptic number.

90367499 is a deficient number, since it is larger than the sum of its proper divisors (1).

90367499 is an equidigital number, since it uses as much as digits as its factorization.

90367499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 90367499 is about 9506.1821463719. The cubic root of 90367499 is about 448.7496136226.

The spelling of 90367499 in words is "ninety million, three hundred sixty-seven thousand, four hundred ninety-nine".