7056947 has 4 divisors (see below), whose sum is σ = 7300320. Its totient is φ = 6813576.

The previous prime is 7056943. The next prime is 7056949. The reversal of 7056947 is 7496507.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7056947 - 2² = 7056943 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7056947.

It is not an unprimeable number, because it can be changed into a prime (7056941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121643 + ... + 121700.

It is an arithmetic number, because the mean of its divisors is an integer number (1825080).

Almost surely, 2^7056947 is an apocalyptic number.

7056947 is a deficient number, since it is larger than the sum of its proper divisors (243373).

7056947 is a wasteful number, since it uses less digits than its factorization.

7056947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243372.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 7056947 is about 2656.4914831409. The cubic root of 7056947 is about 191.8104592883.

The spelling of 7056947 in words is "seven million, fifty-six thousand, nine hundred forty-seven".