94073891 has 4 divisors (see below), whose sum is σ = 94097472. Its totient is φ = 94050312.

The previous prime is 94073857. The next prime is 94073923. The reversal of 94073891 is 19837049.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 94073891 - 2⁶ = 94073827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94073821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4160 + ... + 14333.

It is an arithmetic number, because the mean of its divisors is an integer number (23524368).

Almost surely, 2^94073891 is an apocalyptic number.

94073891 is a deficient number, since it is larger than the sum of its proper divisors (23581).

94073891 is a wasteful number, since it uses less digits than its factorization.

94073891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23580.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 94073891 is about 9699.1696036310. The cubic root of 94073891 is about 454.8027015622.

The spelling of 94073891 in words is "ninety-four million, seventy-three thousand, eight hundred ninety-one".