90833377 has 2 divisors, whose sum is σ = 90833378. Its totient is φ = 90833376.

The previous prime is 90833341. The next prime is 90833383. The reversal of 90833377 is 77333809.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65270241 + 25563136 = 8079^2 + 5056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90833377 is a prime.

It is not a weakly prime, because it can be changed into another prime (90833177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45416688 + 45416689.

It is an arithmetic number, because the mean of its divisors is an integer number (45416689).

Almost surely, 2^90833377 is an apocalyptic number.

It is an amenable number.

90833377 is a deficient number, since it is larger than the sum of its proper divisors (1).

90833377 is an equidigital number, since it uses as much as digits as its factorization.

90833377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 90833377 is about 9530.6545945176. The cubic root of 90833377 is about 449.5194491468.

The spelling of 90833377 in words is "ninety million, eight hundred thirty-three thousand, three hundred seventy-seven".