90088039 has 2 divisors, whose sum is σ = 90088040. Its totient is φ = 90088038.

The previous prime is 90088027. The next prime is 90088057. The reversal of 90088039 is 93088009.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90088039 - 2¹⁵ = 90055271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90087989 and 90088007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90088939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45044019 + 45044020.

It is an arithmetic number, because the mean of its divisors is an integer number (45044020).

Almost surely, 2^90088039 is an apocalyptic number.

90088039 is a deficient number, since it is larger than the sum of its proper divisors (1).

90088039 is an equidigital number, since it uses as much as digits as its factorization.

90088039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 90088039 is about 9491.4719090350. The cubic root of 90088039 is about 448.2865523650.

The spelling of 90088039 in words is "ninety million, eighty-eight thousand, thirty-nine".