7914947 has 2 divisors, whose sum is σ = 7914948. Its totient is φ = 7914946.

The previous prime is 7914943. The next prime is 7914953. The reversal of 7914947 is 7494197.

It is a happy number.

7914947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7914947 - 2² = 7914943 is a prime.

It is not a weakly prime, because it can be changed into another prime (7914943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3957473 + 3957474.

It is an arithmetic number, because the mean of its divisors is an integer number (3957474).

Almost surely, 2^7914947 is an apocalyptic number.

7914947 is a deficient number, since it is larger than the sum of its proper divisors (1).

7914947 is an equidigital number, since it uses as much as digits as its factorization.

7914947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The square root of 7914947 is about 2813.3515599726. The cubic root of 7914947 is about 199.2886982481.

The spelling of 7914947 in words is "seven million, nine hundred fourteen thousand, nine hundred forty-seven".