7426091 has 2 divisors, whose sum is σ = 7426092. Its totient is φ = 7426090.

The previous prime is 7426087. The next prime is 7426099. The reversal of 7426091 is 1906247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7426091 - 2² = 7426087 is a prime.

It is a Sophie Germain prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (7426099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3713045 + 3713046.

It is an arithmetic number, because the mean of its divisors is an integer number (3713046).

Almost surely, 2^7426091 is an apocalyptic number.

7426091 is a deficient number, since it is larger than the sum of its proper divisors (1).

7426091 is an equidigital number, since it uses as much as digits as its factorization.

7426091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 7426091 is about 2725.0855032457. The cubic root of 7426091 is about 195.0982717467.

The spelling of 7426091 in words is "seven million, four hundred twenty-six thousand, ninety-one".