90546793 has 2 divisors, whose sum is σ = 90546794. Its totient is φ = 90546792.

The previous prime is 90546751. The next prime is 90546817. The reversal of 90546793 is 39764509.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88510464 + 2036329 = 9408^2 + 1427^2 .

It is a cyclic number.

It is not a de Polignac number, because 90546793 - 2¹³ = 90538601 is a prime.

It is not a weakly prime, because it can be changed into another prime (90546713) 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, 45273396 + 45273397.

It is an arithmetic number, because the mean of its divisors is an integer number (45273397).

Almost surely, 2^90546793 is an apocalyptic number.

It is an amenable number.

90546793 is a deficient number, since it is larger than the sum of its proper divisors (1).

90546793 is an equidigital number, since it uses as much as digits as its factorization.

90546793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 90546793 is about 9515.6078628746. The cubic root of 90546793 is about 449.0461987209.

The spelling of 90546793 in words is "ninety million, five hundred forty-six thousand, seven hundred ninety-three".