90994959 has 24 divisors (see below), whose sum is σ = 143921232. Its totient is φ = 54942720.

The previous prime is 90994921. The next prime is 90994987. The reversal of 90994959 is 95949909.

It is a happy number.

It is not a de Polignac number, because 90994959 - 2⁹ = 90994447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90994919) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27439 + ... + 30575.

It is an arithmetic number, because the mean of its divisors is an integer number (5996718).

Almost surely, 2^90994959 is an apocalyptic number.

90994959 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

90994959 is a deficient number, since it is larger than the sum of its proper divisors (52926273).

90994959 is a wasteful number, since it uses less digits than its factorization.

90994959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3447 (or 3444 counting only the distinct ones).

The product of its (nonzero) digits is 1180980, while the sum is 54.

The square root of 90994959 is about 9539.1277903171. The cubic root of 90994959 is about 449.7858388347.

The spelling of 90994959 in words is "ninety million, nine hundred ninety-four thousand, nine hundred fifty-nine".