7021162 has 4 divisors (see below), whose sum is σ = 10531746. Its totient is φ = 3510580.

The previous prime is 7021139. The next prime is 7021163. The reversal of 7021162 is 2611207.

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., 6245001 + 776161 = 2499^2 + 881^2 .

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 as a sum of consecutive naturals, namely, 1755289 + ... + 1755292.

Almost surely, 2^7021162 is an apocalyptic number.

7021162 is a deficient number, since it is larger than the sum of its proper divisors (3510584).

7021162 is a wasteful number, since it uses less digits than its factorization.

7021162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510583.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 7021162 is about 2649.7475351437. The cubic root of 7021162 is about 191.4856931550.

Adding to 7021162 its reverse (2611207), we get a palindrome (9632369).

The spelling of 7021162 in words is "seven million, twenty-one thousand, one hundred sixty-two".