7374391 has 2 divisors, whose sum is σ = 7374392. Its totient is φ = 7374390.

The previous prime is 7374377. The next prime is 7374403. The reversal of 7374391 is 1934737.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7374391 - 2¹³ = 7366199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7374331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3687195 + 3687196.

It is an arithmetic number, because the mean of its divisors is an integer number (3687196).

Almost surely, 2^7374391 is an apocalyptic number.

7374391 is a deficient number, since it is larger than the sum of its proper divisors (1).

7374391 is an equidigital number, since it uses as much as digits as its factorization.

7374391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876, while the sum is 34.

The square root of 7374391 is about 2715.5829944968. The cubic root of 7374391 is about 194.6444628274.

The spelling of 7374391 in words is "seven million, three hundred seventy-four thousand, three hundred ninety-one".