90889167 has 8 divisors (see below), whose sum is σ = 121247280. Its totient is φ = 60561920.

The previous prime is 90889151. The next prime is 90889231. The reversal of 90889167 is 76198809.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 90889167 - 2⁴ = 90889151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90889147) 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, 367 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (15155910).

Almost surely, 2^90889167 is an apocalyptic number.

90889167 is a deficient number, since it is larger than the sum of its proper divisors (30358113).

90889167 is a wasteful number, since it uses less digits than its factorization.

90889167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15433.

The product of its (nonzero) digits is 217728, while the sum is 48.

The square root of 90889167 is about 9533.5810165960. The cubic root of 90889167 is about 449.6114621571.

The spelling of 90889167 in words is "ninety million, eight hundred eighty-nine thousand, one hundred sixty-seven".