89675479 has 4 divisors (see below), whose sum is σ = 89794080. Its totient is φ = 89556880.

The previous prime is 89675477. The next prime is 89675489. The reversal of 89675479 is 97457698.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89675479 - 2¹ = 89675477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89675471) 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, 58159 + ... + 59680.

It is an arithmetic number, because the mean of its divisors is an integer number (22448520).

Almost surely, 2^89675479 is an apocalyptic number.

89675479 is a deficient number, since it is larger than the sum of its proper divisors (118601).

89675479 is a wasteful number, since it uses less digits than its factorization.

89675479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118600.

The product of its digits is 3810240, while the sum is 55.

The square root of 89675479 is about 9469.7137760336. The cubic root of 89675479 is about 447.6011926416.

The spelling of 89675479 in words is "eighty-nine million, six hundred seventy-five thousand, four hundred seventy-nine".