7274791 has 2 divisors, whose sum is σ = 7274792. Its totient is φ = 7274790.

The previous prime is 7274789. The next prime is 7274807. The reversal of 7274791 is 1974727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7274791 - 2¹ = 7274789 is a prime.

Together with 7274789, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7274791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7274711) 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, 3637395 + 3637396.

It is an arithmetic number, because the mean of its divisors is an integer number (3637396).

Almost surely, 2^7274791 is an apocalyptic number.

7274791 is a deficient number, since it is larger than the sum of its proper divisors (1).

7274791 is an equidigital number, since it uses as much as digits as its factorization.

7274791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24696, while the sum is 37.

The square root of 7274791 is about 2697.1820479901. The cubic root of 7274791 is about 193.7641854338.

The spelling of 7274791 in words is "seven million, two hundred seventy-four thousand, seven hundred ninety-one".