22024012 has 24 divisors (see below), whose sum is σ = 40642560. Its totient is φ = 10427280.

The previous prime is 22024007. The next prime is 22024031. The reversal of 22024012 is 21042022.

It is a super-2 number, since 2×22024012² = 970114209152288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22023983 and 22024001.

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, 3939 + ... + 7717.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 2^22024012 is an apocalyptic number.

It is an amenable number.

22024012 is a deficient number, since it is larger than the sum of its proper divisors (18618548).

22024012 is a wasteful number, since it uses less digits than its factorization.

22024012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861 (or 3859 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22024012 is about 4692.9747495592. The cubic root of 22024012 is about 280.3058392847.

Adding to 22024012 its reverse (21042022), we get a palindrome (43066034).

The spelling of 22024012 in words is "twenty-two million, twenty-four thousand, twelve".