90959995 has 8 divisors (see below), whose sum is σ = 124745184. Its totient is φ = 62372544.

The previous prime is 90959989. The next prime is 90960019. The reversal of 90959995 is 59995909.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90959995 - 2¹¹ = 90957947 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1299394 + ... + 1299463.

It is an arithmetic number, because the mean of its divisors is an integer number (15593148).

Almost surely, 2^90959995 is an apocalyptic number.

90959995 is a deficient number, since it is larger than the sum of its proper divisors (33785189).

90959995 is a wasteful number, since it uses less digits than its factorization.

90959995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2598869.

The product of its (nonzero) digits is 1476225, while the sum is 55.

The square root of 90959995 is about 9537.2949519243. The cubic root of 90959995 is about 449.7282227246.

The spelling of 90959995 in words is "ninety million, nine hundred fifty-nine thousand, nine hundred ninety-five".