89191082 has 4 divisors (see below), whose sum is σ = 133786626. Its totient is φ = 44595540.

The previous prime is 89191057. The next prime is 89191097. The reversal of 89191082 is 28019198.

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

It can be written as a sum of positive squares in only one way, i.e., 77281681 + 11909401 = 8791^2 + 3451^2 .

It is an unprimeable number.

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, 22297769 + ... + 22297772.

Almost surely, 2^89191082 is an apocalyptic number.

89191082 is a deficient number, since it is larger than the sum of its proper divisors (44595544).

89191082 is a wasteful number, since it uses less digits than its factorization.

89191082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44595543.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 89191082 is about 9444.1030278158. The cubic root of 89191082 is about 446.7938064103.

It can be divided in two parts, 8919 and 1082, that added together give a palindrome (10001).

The spelling of 89191082 in words is "eighty-nine million, one hundred ninety-one thousand, eighty-two".