91811482 has 8 divisors (see below), whose sum is σ = 157391136. Its totient is φ = 39347772.

The previous prime is 91811479. The next prime is 91811497. The reversal of 91811482 is 28411819.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278968 + ... + 3278995.

It is an arithmetic number, because the mean of its divisors is an integer number (19673892).

Almost surely, 2^91811482 is an apocalyptic number.

91811482 is a deficient number, since it is larger than the sum of its proper divisors (65579654).

91811482 is a wasteful number, since it uses less digits than its factorization.

91811482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6557972.

The product of its digits is 4608, while the sum is 34.

The square root of 91811482 is about 9581.8308271436. The cubic root of 91811482 is about 451.1271857260.

The spelling of 91811482 in words is "ninety-one million, eight hundred eleven thousand, four hundred eighty-two".