90683269 has 2 divisors, whose sum is σ = 90683270. Its totient is φ = 90683268.

The previous prime is 90683191. The next prime is 90683279. The reversal of 90683269 is 96238609.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71656225 + 19027044 = 8465^2 + 4362^2 .

It is a cyclic number.

It is not a de Polignac number, because 90683269 - 2¹³ = 90675077 is a prime.

It is a super-2 number, since 2×90683269² = 16446910553052722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90683279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45341634 + 45341635.

It is an arithmetic number, because the mean of its divisors is an integer number (45341635).

Almost surely, 2^90683269 is an apocalyptic number.

It is an amenable number.

90683269 is a deficient number, since it is larger than the sum of its proper divisors (1).

90683269 is an equidigital number, since it uses as much as digits as its factorization.

90683269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 90683269 is about 9522.7763283614. The cubic root of 90683269 is about 449.2716926810.

The spelling of 90683269 in words is "ninety million, six hundred eighty-three thousand, two hundred sixty-nine".