90456699 has 8 divisors (see below), whose sum is σ = 121110352. Its totient is φ = 60053760.

The previous prime is 90456689. The next prime is 90456703. The reversal of 90456699 is 99665409.

It is a happy number.

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

It is not a de Polignac number, because 90456699 - 2⁹ = 90456187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90456689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61834 + ... + 63279.

It is an arithmetic number, because the mean of its divisors is an integer number (15138794).

Almost surely, 2^90456699 is an apocalyptic number.

90456699 is a deficient number, since it is larger than the sum of its proper divisors (30653653).

90456699 is a wasteful number, since it uses less digits than its factorization.

90456699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125357.

The product of its (nonzero) digits is 524880, while the sum is 48.

The square root of 90456699 is about 9510.8726728939. The cubic root of 90456699 is about 448.8972157389.

The spelling of 90456699 in words is "ninety million, four hundred fifty-six thousand, six hundred ninety-nine".