90118336 has 56 divisors (see below), whose sum is σ = 222967296. Its totient is φ = 35109120.

The previous prime is 90118331. The next prime is 90118337. The reversal of 90118336 is 63381109.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 90118298 and 90118307.

It is not an unprimeable number, because it can be changed into a prime (90118331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4216 + ... + 14071.

Almost surely, 2^90118336 is an apocalyptic number.

It is an amenable number.

90118336 is an abundant number, since it is smaller than the sum of its proper divisors (132848960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90118336 is a wasteful number, since it uses less digits than its factorization.

90118336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18317 (or 18307 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 90118336 is about 9493.0677865482. The cubic root of 90118336 is about 448.3368003061.

The spelling of 90118336 in words is "ninety million, one hundred eighteen thousand, three hundred thirty-six".