94397391 has 24 divisors (see below), whose sum is σ = 149485440. Its totient is φ = 56926800.

The previous prime is 94397389. The next prime is 94397419. The reversal of 94397391 is 19379349.

It is not a de Polignac number, because 94397391 - 2¹ = 94397389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94397321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18630 + ... + 23148.

It is an arithmetic number, because the mean of its divisors is an integer number (6228560).

Almost surely, 2^94397391 is an apocalyptic number.

94397391 is a deficient number, since it is larger than the sum of its proper divisors (55088049).

94397391 is a wasteful number, since it uses less digits than its factorization.

94397391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747 (or 4744 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 94397391 is about 9715.8319767275. The cubic root of 94397391 is about 455.3234282160.

The spelling of 94397391 in words is "ninety-four million, three hundred ninety-seven thousand, three hundred ninety-one".