22024642 has 8 divisors (see below), whose sum is σ = 33530256. Its totient is φ = 10847892.

The previous prime is 22024621. The next prime is 22024661. The reversal of 22024642 is 24642022.

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

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, 82048 + ... + 82315.

It is an arithmetic number, because the mean of its divisors is an integer number (4191282).

Almost surely, 2^22024642 is an apocalyptic number.

22024642 is a deficient number, since it is larger than the sum of its proper divisors (11505614).

22024642 is a wasteful number, since it uses less digits than its factorization.

22024642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164432.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 22024642 is about 4693.0418706847. The cubic root of 22024642 is about 280.3085119887.

Adding to 22024642 its reverse (24642022), we get a palindrome (46666664).

The spelling of 22024642 in words is "twenty-two million, twenty-four thousand, six hundred forty-two".