89679964 has 48 divisors (see below), whose sum is σ = 183054816. Its totient is φ = 37990400.

The previous prime is 89679917. The next prime is 89679973. The reversal of 89679964 is 46997698.

It is a junction number, because it is equal to n+sod(n) for n = 89679899 and 89679908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83994 + ... + 85054.

It is an arithmetic number, because the mean of its divisors is an integer number (3813642).

Almost surely, 2^89679964 is an apocalyptic number.

It is an amenable number.

89679964 is an abundant number, since it is smaller than the sum of its proper divisors (93374852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89679964 is a wasteful number, since it uses less digits than its factorization.

89679964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206 (or 1204 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 58.

The square root of 89679964 is about 9469.9505806525. The cubic root of 89679964 is about 447.6086545770.

The spelling of 89679964 in words is "eighty-nine million, six hundred seventy-nine thousand, nine hundred sixty-four".