6978022 has 16 divisors (see below), whose sum is σ = 10716192. Its totient is φ = 3407040.

The previous prime is 6978019. The next prime is 6978031. The reversal of 6978022 is 2208796.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22138 + ... + 22450.

It is an arithmetic number, because the mean of its divisors is an integer number (669762).

Almost surely, 2^6978022 is an apocalyptic number.

6978022 is a deficient number, since it is larger than the sum of its proper divisors (3738170).

6978022 is a wasteful number, since it uses less digits than its factorization.

6978022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 6978022 is about 2641.5945941798. The cubic root of 6978022 is about 191.0927064733.

The spelling of 6978022 in words is "six million, nine hundred seventy-eight thousand, twenty-two".