94092391 has 2 divisors, whose sum is σ = 94092392. Its totient is φ = 94092390.

The previous prime is 94092367. The next prime is 94092403. The reversal of 94092391 is 19329049.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94092391 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94092391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94092301) by changing a digit.

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 as a sum of consecutive naturals, namely, 47046195 + 47046196.

It is an arithmetic number, because the mean of its divisors is an integer number (47046196).

Almost surely, 2^94092391 is an apocalyptic number.

94092391 is a deficient number, since it is larger than the sum of its proper divisors (1).

94092391 is an equidigital number, since it uses as much as digits as its factorization.

94092391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 94092391 is about 9700.1232466397. The cubic root of 94092391 is about 454.8325125205.

The spelling of 94092391 in words is "ninety-four million, ninety-two thousand, three hundred ninety-one".