6997804 has 24 divisors (see below), whose sum is σ = 13457808. Its totient is φ = 3157440.

The previous prime is 6997789. The next prime is 6997807. The reversal of 6997804 is 4087996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6997807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6402 + ... + 7414.

It is an arithmetic number, because the mean of its divisors is an integer number (560742).

Almost surely, 2^6997804 is an apocalyptic number.

It is an amenable number.

6997804 is a deficient number, since it is larger than the sum of its proper divisors (6460004).

6997804 is a wasteful number, since it uses less digits than its factorization.

6997804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 6997804 is about 2645.3362735199. The cubic root of 6997804 is about 191.2731123904.

It can be divided in two parts, 69 and 97804, that multiplied together give a palindrome (6748476).

The spelling of 6997804 in words is "six million, nine hundred ninety-seven thousand, eight hundred four".