90396443 has 2 divisors, whose sum is σ = 90396444. Its totient is φ = 90396442.

The previous prime is 90396413. The next prime is 90396469. The reversal of 90396443 is 34469309.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90396443 - 2¹² = 90392347 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 90396397 and 90396406.

It is not a weakly prime, because it can be changed into another prime (90396413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45198221 + 45198222.

It is an arithmetic number, because the mean of its divisors is an integer number (45198222).

Almost surely, 2^90396443 is an apocalyptic number.

90396443 is a deficient number, since it is larger than the sum of its proper divisors (1).

90396443 is an equidigital number, since it uses as much as digits as its factorization.

90396443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 90396443 is about 9507.7044022203. The cubic root of 90396443 is about 448.7975188337.

The spelling of 90396443 in words is "ninety million, three hundred ninety-six thousand, four hundred forty-three".