7934009 has 2 divisors, whose sum is σ = 7934010. Its totient is φ = 7934008.

The previous prime is 7933957. The next prime is 7934027. The reversal of 7934009 is 9004397.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7507600 + 426409 = 2740^2 + 653^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7934009 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7934029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3967004 + 3967005.

It is an arithmetic number, because the mean of its divisors is an integer number (3967005).

Almost surely, 2^7934009 is an apocalyptic number.

It is an amenable number.

7934009 is a deficient number, since it is larger than the sum of its proper divisors (1).

7934009 is an equidigital number, since it uses as much as digits as its factorization.

7934009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 7934009 is about 2816.7372969448. The cubic root of 7934009 is about 199.4485559447.

The spelling of 7934009 in words is "seven million, nine hundred thirty-four thousand, nine".