6974997 has 4 divisors (see below), whose sum is σ = 9300000. Its totient is φ = 4649996.

The previous prime is 6974983. The next prime is 6974999. The reversal of 6974997 is 7994796.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6974997 - 2⁸ = 6974741 is a prime.

It is a D-number.

6974997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6974999) 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, 1162497 + ... + 1162502.

It is an arithmetic number, because the mean of its divisors is an integer number (2325000).

Almost surely, 2^6974997 is an apocalyptic number.

It is an amenable number.

6974997 is a deficient number, since it is larger than the sum of its proper divisors (2325003).

6974997 is a wasteful number, since it uses less digits than its factorization.

6974997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325002.

The product of its digits is 857304, while the sum is 51.

The square root of 6974997 is about 2641.0219612870. The cubic root of 6974997 is about 191.0650893355.

The spelling of 6974997 in words is "six million, nine hundred seventy-four thousand, nine hundred ninety-seven".