6981622 has 4 divisors (see below), whose sum is σ = 10472436. Its totient is φ = 3490810.

The previous prime is 6981619. The next prime is 6981631. The reversal of 6981622 is 2261896.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745404 + ... + 1745407.

It is an arithmetic number, because the mean of its divisors is an integer number (2618109).

Almost surely, 2^6981622 is an apocalyptic number.

6981622 is a deficient number, since it is larger than the sum of its proper divisors (3490814).

6981622 is a wasteful number, since it uses less digits than its factorization.

6981622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490813.

The product of its digits is 10368, while the sum is 34.

The square root of 6981622 is about 2642.2759129205. The cubic root of 6981622 is about 191.1255627505.

The spelling of 6981622 in words is "six million, nine hundred eighty-one thousand, six hundred twenty-two".