89679942 has 36 divisors (see below), whose sum is σ = 212286204. Its totient is φ = 27135360.

The previous prime is 89679917. The next prime is 89679973. The reversal of 89679942 is 24997698.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 132918 + ... + 133590.

It is an arithmetic number, because the mean of its divisors is an integer number (5896839).

Almost surely, 2^89679942 is an apocalyptic number.

89679942 is an abundant number, since it is smaller than the sum of its proper divisors (122606262).

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

89679942 is a wasteful number, since it uses less digits than its factorization.

89679942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 689 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 89679942 is about 9469.9494190835. The cubic root of 89679942 is about 447.6086179750.

The spelling of 89679942 in words is "eighty-nine million, six hundred seventy-nine thousand, nine hundred forty-two".