90469319 has 2 divisors, whose sum is σ = 90469320. Its totient is φ = 90469318.

The previous prime is 90469307. The next prime is 90469331. The reversal of 90469319 is 91396409.

It is a balanced prime because it is at equal distance from previous prime (90469307) and next prime (90469331).

It is a cyclic number.

It is not a de Polignac number, because 90469319 - 2⁴ = 90469303 is a prime.

It is a super-2 number, since 2×90469319² = 16369395360647522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90469349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45234659 + 45234660.

It is an arithmetic number, because the mean of its divisors is an integer number (45234660).

Almost surely, 2^90469319 is an apocalyptic number.

90469319 is a deficient number, since it is larger than the sum of its proper divisors (1).

90469319 is an equidigital number, since it uses as much as digits as its factorization.

90469319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 90469319 is about 9511.5361009671. The cubic root of 90469319 is about 448.9180906234.

The spelling of 90469319 in words is "ninety million, four hundred sixty-nine thousand, three hundred nineteen".