90416799 has 24 divisors (see below), whose sum is σ = 143874432. Its totient is φ = 54259920.

The previous prime is 90416773. The next prime is 90416803. The reversal of 90416799 is 99761409.

It is a de Polignac number, because none of the positive numbers 2^k-90416799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90416399) 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, 5764 + ... + 14630.

It is an arithmetic number, because the mean of its divisors is an integer number (5994768).

Almost surely, 2^90416799 is an apocalyptic number.

90416799 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

90416799 is a deficient number, since it is larger than the sum of its proper divisors (53457633).

90416799 is a wasteful number, since it uses less digits than its factorization.

90416799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8987 (or 8984 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 90416799 is about 9508.7748422181. The cubic root of 90416799 is about 448.8312039225.

The spelling of 90416799 in words is "ninety million, four hundred sixteen thousand, seven hundred ninety-nine".