6897074 has 4 divisors (see below), whose sum is σ = 10345614. Its totient is φ = 3448536.

The previous prime is 6897073. The next prime is 6897083. The reversal of 6897074 is 4707986.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4707986 = 2 ⋅2353993.

It can be written as a sum of positive squares in only one way, i.e., 4774225 + 2122849 = 2185^2 + 1457^2 .

It is a super-2 number, since 2×6897074² = 95139259522952, which contains 22 as substring.

It is a Curzon number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (6897073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724267 + ... + 1724270.

Almost surely, 2^6897074 is an apocalyptic number.

6897074 is a deficient number, since it is larger than the sum of its proper divisors (3448540).

6897074 is a wasteful number, since it uses less digits than its factorization.

6897074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448539.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 6897074 is about 2626.2280936735. The cubic root of 6897074 is about 190.3509119800.

The spelling of 6897074 in words is "six million, eight hundred ninety-seven thousand, seventy-four".