22020234 has 8 divisors (see below), whose sum is σ = 44040480. Its totient is φ = 7340076.

The previous prime is 22020227. The next prime is 22020277. The reversal of 22020234 is 43202022.

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

22020234 is an admirable 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, 1835014 + ... + 1835025.

It is an arithmetic number, because the mean of its divisors is an integer number (5505060).

Almost surely, 2^22020234 is an apocalyptic number.

22020234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22020234 is a wasteful number, since it uses less digits than its factorization.

22020234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670044.

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

The square root of 22020234 is about 4692.5722157469. The cubic root of 22020234 is about 280.2898104760.

Adding to 22020234 its reverse (43202022), we get a palindrome (65222256).

The spelling of 22020234 in words is "twenty-two million, twenty thousand, two hundred thirty-four".