90373469 has 2 divisors, whose sum is σ = 90373470. Its totient is φ = 90373468.

The previous prime is 90373457. The next prime is 90373501. The reversal of 90373469 is 96437309.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88604569 + 1768900 = 9413^2 + 1330^2 .

It is a cyclic number.

It is not a de Polignac number, because 90373469 - 2¹² = 90369373 is a prime.

It is a super-2 number, since 2×90373469² = 16334727798187922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90373169) 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, 45186734 + 45186735.

It is an arithmetic number, because the mean of its divisors is an integer number (45186735).

Almost surely, 2^90373469 is an apocalyptic number.

It is an amenable number.

90373469 is a deficient number, since it is larger than the sum of its proper divisors (1).

90373469 is an equidigital number, since it uses as much as digits as its factorization.

90373469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 90373469 is about 9506.4961473721. The cubic root of 90373469 is about 448.7594954061.

The spelling of 90373469 in words is "ninety million, three hundred seventy-three thousand, four hundred sixty-nine".