94042191 has 8 divisors (see below), whose sum is σ = 131989120. Its totient is φ = 59395032.

The previous prime is 94042187. The next prime is 94042213. The reversal of 94042191 is 19124049.

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

It is not a de Polignac number, because 94042191 - 2² = 94042187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94042391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824875 + ... + 824988.

It is an arithmetic number, because the mean of its divisors is an integer number (16498640).

Almost surely, 2^94042191 is an apocalyptic number.

94042191 is a deficient number, since it is larger than the sum of its proper divisors (37946929).

94042191 is a wasteful number, since it uses less digits than its factorization.

94042191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649885.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 94042191 is about 9697.5353054268. The cubic root of 94042191 is about 454.7516109951.

The spelling of 94042191 in words is "ninety-four million, forty-two thousand, one hundred ninety-one".