7649347 has 2 divisors, whose sum is σ = 7649348. Its totient is φ = 7649346.

The previous prime is 7649311. The next prime is 7649353. The reversal of 7649347 is 7439467.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7649347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7649377) 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, 3824673 + 3824674.

It is an arithmetic number, because the mean of its divisors is an integer number (3824674).

Almost surely, 2^7649347 is an apocalyptic number.

7649347 is a deficient number, since it is larger than the sum of its proper divisors (1).

7649347 is an equidigital number, since it uses as much as digits as its factorization.

7649347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 7649347 is about 2765.7452883445. The cubic root of 7649347 is about 197.0341270637.

The spelling of 7649347 in words is "seven million, six hundred forty-nine thousand, three hundred forty-seven".