90289106 has 8 divisors (see below), whose sum is σ = 135489024. Its totient is φ = 45126100.

The previous prime is 90289103. The next prime is 90289109. The reversal of 90289106 is 60198209.

It is an interprime number because it is at equal distance from previous prime (90289103) and next prime (90289109).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (90289103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 13581.

It is an arithmetic number, because the mean of its divisors is an integer number (16936128).

Almost surely, 2^90289106 is an apocalyptic number.

90289106 is a deficient number, since it is larger than the sum of its proper divisors (45199918).

90289106 is a wasteful number, since it uses less digits than its factorization.

90289106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18456.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 90289106 is about 9502.0579876151. The cubic root of 90289106 is about 448.6198139852.

The spelling of 90289106 in words is "ninety million, two hundred eighty-nine thousand, one hundred six".