22020342 has 16 divisors (see below), whose sum is σ = 44167680. Its totient is φ = 7318952.

The previous prime is 22020337. The next prime is 22020353. The reversal of 22020342 is 24302022.

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, 2958 + ... + 7265.

It is an arithmetic number, because the mean of its divisors is an integer number (2760480).

Almost surely, 2^22020342 is an apocalyptic number.

22020342 is an abundant number, since it is smaller than the sum of its proper divisors (22147338).

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

22020342 is a wasteful number, since it uses less digits than its factorization.

22020342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10587.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 22020342 is about 4692.5837232808. The cubic root of 22020342 is about 280.2902687099.

Adding to 22020342 its reverse (24302022), we get a palindrome (46322364).

The spelling of 22020342 in words is "twenty-two million, twenty thousand, three hundred forty-two".