89449679 has 8 divisors (see below), whose sum is σ = 97666560. Its totient is φ = 81247000.

The previous prime is 89449667. The next prime is 89449687. The reversal of 89449679 is 97694498.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89449679 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 (89449639) 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, 13004 + ... + 18654.

It is an arithmetic number, because the mean of its divisors is an integer number (12208320).

Almost surely, 2^89449679 is an apocalyptic number.

89449679 is a deficient number, since it is larger than the sum of its proper divisors (8216881).

89449679 is a wasteful number, since it uses less digits than its factorization.

89449679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7101.

The product of its digits is 3919104, while the sum is 56.

The square root of 89449679 is about 9457.7840427872. The cubic root of 89449679 is about 447.2251950324.

The spelling of 89449679 in words is "eighty-nine million, four hundred forty-nine thousand, six hundred seventy-nine".