89279858 has 4 divisors (see below), whose sum is σ = 133919790. Its totient is φ = 44639928.

The previous prime is 89279851. The next prime is 89279881. The reversal of 89279858 is 85897298.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85897298 = 2 ⋅42948649.

It can be written as a sum of positive squares in only one way, i.e., 47844889 + 41434969 = 6917^2 + 6437^2 .

It is not an unprimeable number, because it can be changed into a prime (89279851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22319963 + ... + 22319966.

Almost surely, 2^89279858 is an apocalyptic number.

89279858 is a deficient number, since it is larger than the sum of its proper divisors (44639932).

89279858 is a wasteful number, since it uses less digits than its factorization.

89279858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44639931.

The product of its digits is 2903040, while the sum is 56.

The square root of 89279858 is about 9448.8019346370. The cubic root of 89279858 is about 446.9419954196.

The spelling of 89279858 in words is "eighty-nine million, two hundred seventy-nine thousand, eight hundred fifty-eight".