90699244 has 6 divisors (see below), whose sum is σ = 158723684. Its totient is φ = 45349620.

The previous prime is 90699239. The next prime is 90699251. The reversal of 90699244 is 44299609.

It is a self number, because there is not a number n which added to its sum of digits gives 90699244.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11337402 + ... + 11337409.

Almost surely, 2^90699244 is an apocalyptic number.

It is an amenable number.

90699244 is a deficient number, since it is larger than the sum of its proper divisors (68024440).

90699244 is a wasteful number, since it uses less digits than its factorization.

90699244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22674815 (or 22674813 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 90699244 is about 9523.6150699196. The cubic root of 90699244 is about 449.2980727545.

The spelling of 90699244 in words is "ninety million, six hundred ninety-nine thousand, two hundred forty-four".