91594142 has 8 divisors (see below), whose sum is σ = 143364816. Its totient is φ = 43805872.

The previous prime is 91594127. The next prime is 91594169. The reversal of 91594142 is 24149519.

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

It is a super-3 number, since 3×91594142³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995543 + ... + 995634.

It is an arithmetic number, because the mean of its divisors is an integer number (17920602).

Almost surely, 2^91594142 is an apocalyptic number.

91594142 is a deficient number, since it is larger than the sum of its proper divisors (51770674).

91594142 is a wasteful number, since it uses less digits than its factorization.

91594142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991202.

The product of its digits is 12960, while the sum is 35.

The square root of 91594142 is about 9570.4828509329. The cubic root of 91594142 is about 450.7709287158.

The spelling of 91594142 in words is "ninety-one million, five hundred ninety-four thousand, one hundred forty-two".