90228116 has 12 divisors (see below), whose sum is σ = 172253760. Its totient is φ = 41012760.

The previous prime is 90228113. The next prime is 90228121. The reversal of 90228116 is 61182209.

It is a super-2 number, since 2×90228116² = 16282225833818912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90228113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025276 + ... + 1025363.

It is an arithmetic number, because the mean of its divisors is an integer number (14354480).

Almost surely, 2^90228116 is an apocalyptic number.

It is an amenable number.

90228116 is a deficient number, since it is larger than the sum of its proper divisors (82025644).

90228116 is a wasteful number, since it uses less digits than its factorization.

90228116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050654 (or 2050652 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 90228116 is about 9498.8481406958. The cubic root of 90228116 is about 448.5187774858.

The spelling of 90228116 in words is "ninety million, two hundred twenty-eight thousand, one hundred sixteen".