2139022 has 8 divisors (see below), whose sum is σ = 3222072. Its totient is φ = 1065000.

The previous prime is 2139013. The next prime is 2139043. The reversal of 2139022 is 2209312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1629 + ... + 2632.

It is an arithmetic number, because the mean of its divisors is an integer number (402759).

2^2139022 is an apocalyptic number.

2139022 is a deficient number, since it is larger than the sum of its proper divisors (1083050).

2139022 is a wasteful number, since it uses less digits than its factorization.

2139022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2139022 is about 1462.5395721142. The cubic root of 2139022 is about 128.8462402933.

It can be divided in two parts, 21390 and 22, that added together give a palindrome (21412).

The spelling of 2139022 in words is "two million, one hundred thirty-nine thousand, twenty-two".