7021164 has 24 divisors (see below), whose sum is σ = 17095680. Its totient is φ = 2238544.

The previous prime is 7021163. The next prime is 7021199. The reversal of 7021164 is 4611207.

It is a self number, because there is not a number n which added to its sum of digits gives 7021164.

It is not an unprimeable number, because it can be changed into a prime (7021163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12444 + ... + 12995.

It is an arithmetic number, because the mean of its divisors is an integer number (712320).

Almost surely, 2^7021164 is an apocalyptic number.

It is an amenable number.

7021164 is an abundant number, since it is smaller than the sum of its proper divisors (10074516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7021164 is a wasteful number, since it uses less digits than its factorization.

7021164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25469 (or 25467 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 7021164 is about 2649.7479125381. The cubic root of 7021164 is about 191.4857113368.

The spelling of 7021164 in words is "seven million, twenty-one thousand, one hundred sixty-four".