6981914 has 4 divisors (see below), whose sum is σ = 10472874. Its totient is φ = 3490956.

The previous prime is 6981889. The next prime is 6981943. The reversal of 6981914 is 4191896.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 6848689 + 133225 = 2617^2 + 365^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745477 + ... + 1745480.

Almost surely, 2^6981914 is an apocalyptic number.

6981914 is a deficient number, since it is larger than the sum of its proper divisors (3490960).

6981914 is a wasteful number, since it uses less digits than its factorization.

6981914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490959.

The product of its digits is 15552, while the sum is 38.

The square root of 6981914 is about 2642.3311677381. The cubic root of 6981914 is about 191.1282272644.

The spelling of 6981914 in words is "six million, nine hundred eighty-one thousand, nine hundred fourteen".