90016253 has 2 divisors, whose sum is σ = 90016254. Its totient is φ = 90016252.

The previous prime is 90016247. The next prime is 90016307. The reversal of 90016253 is 35261009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62694724 + 27321529 = 7918^2 + 5227^2 .

It is a cyclic number.

It is not a de Polignac number, because 90016253 - 2⁶ = 90016189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90016453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45008126 + 45008127.

It is an arithmetic number, because the mean of its divisors is an integer number (45008127).

Almost surely, 2^90016253 is an apocalyptic number.

It is an amenable number.

90016253 is a deficient number, since it is larger than the sum of its proper divisors (1).

90016253 is an equidigital number, since it uses as much as digits as its factorization.

90016253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 90016253 is about 9487.6895501487. The cubic root of 90016253 is about 448.1674494288.

The spelling of 90016253 in words is "ninety million, sixteen thousand, two hundred fifty-three".