7622442907 has 2 divisors, whose sum is σ = 7622442908. Its totient is φ = 7622442906.

The previous prime is 7622442887. The next prime is 7622442913. The reversal of 7622442907 is 7092442267.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7622442907 is a prime.

It is a super-2 number, since 2×7622442907² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7622442937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3811221453 + 3811221454.

It is an arithmetic number, because the mean of its divisors is an integer number (3811221454).

Almost surely, 2^7622442907 is an apocalyptic number.

7622442907 is a deficient number, since it is larger than the sum of its proper divisors (1).

7622442907 is an equidigital number, since it uses as much as digits as its factorization.

7622442907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 7622442907 is about 87306.6028831726. The cubic root of 7622442907 is about 1968.0285453252.

The spelling of 7622442907 in words is "seven billion, six hundred twenty-two million, four hundred forty-two thousand, nine hundred seven".