90335998 has 16 divisors (see below), whose sum is σ = 139678560. Its totient is φ = 43797600.

The previous prime is 90335963. The next prime is 90336007. The reversal of 90335998 is 89953309.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3448 + ... + 13876.

It is an arithmetic number, because the mean of its divisors is an integer number (8729910).

Almost surely, 2^90335998 is an apocalyptic number.

90335998 is a deficient number, since it is larger than the sum of its proper divisors (49342562).

90335998 is a wasteful number, since it uses less digits than its factorization.

90335998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10563.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 90335998 is about 9504.5251327986. The cubic root of 90335998 is about 448.6974646951.

The spelling of 90335998 in words is "ninety million, three hundred thirty-five thousand, nine hundred ninety-eight".