89491294 has 4 divisors (see below), whose sum is σ = 134236944. Its totient is φ = 44745646.

The previous prime is 89491291. The next prime is 89491307. The reversal of 89491294 is 49219498.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89491291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22372822 + ... + 22372825.

It is an arithmetic number, because the mean of its divisors is an integer number (33559236).

Almost surely, 2^89491294 is an apocalyptic number.

89491294 is a deficient number, since it is larger than the sum of its proper divisors (44745650).

89491294 is a wasteful number, since it uses less digits than its factorization.

89491294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44745649.

The product of its digits is 186624, while the sum is 46.

The square root of 89491294 is about 9459.9838266247. The cubic root of 89491294 is about 447.2945390154.

The spelling of 89491294 in words is "eighty-nine million, four hundred ninety-one thousand, two hundred ninety-four".