7422691 has 2 divisors, whose sum is σ = 7422692. Its totient is φ = 7422690.

The previous prime is 7422683. The next prime is 7422719. The reversal of 7422691 is 1962247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7422691 - 2³ = 7422683 is a prime.

It is not a weakly prime, because it can be changed into another prime (7422641) 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, 3711345 + 3711346.

It is an arithmetic number, because the mean of its divisors is an integer number (3711346).

Almost surely, 2^7422691 is an apocalyptic number.

7422691 is a deficient number, since it is larger than the sum of its proper divisors (1).

7422691 is an equidigital number, since it uses as much as digits as its factorization.

7422691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 7422691 is about 2724.4615981878. The cubic root of 7422691 is about 195.0684922668.

The spelling of 7422691 in words is "seven million, four hundred twenty-two thousand, six hundred ninety-one".