7021966 has 16 divisors (see below), whose sum is σ = 12184704. Its totient is φ = 2972664.

The previous prime is 7021951. The next prime is 7021979. The reversal of 7021966 is 6691207.

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, 1860 + ... + 4183.

It is an arithmetic number, because the mean of its divisors is an integer number (761544).

Almost surely, 2^7021966 is an apocalyptic number.

7021966 is a deficient number, since it is larger than the sum of its proper divisors (5162738).

7021966 is a wasteful number, since it uses less digits than its factorization.

7021966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6135.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 7021966 is about 2649.8992433676. The cubic root of 7021966 is about 191.4930019462.

The spelling of 7021966 in words is "seven million, twenty-one thousand, nine hundred sixty-six".