1222524044 has 12 divisors (see below), whose sum is σ = 2445048144. Its totient is φ = 523938864.

The previous prime is 1222523999. The next prime is 1222524047. The reversal of 1222524044 is 4404252221.

1222524044 is an admirable number.

It is a super-2 number, since 2×1222524044² = 2989130076316227872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222524047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21830759 + ... + 21830814.

It is an arithmetic number, because the mean of its divisors is an integer number (203754012).

Almost surely, 2^1222524044 is an apocalyptic number.

1222524044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1222524044 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.

1222524044 is a wasteful number, since it uses less digits than its factorization.

1222524044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43661584 (or 43661582 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 1222524044 is about 34964.6113091509. The cubic root of 1222524044 is about 1069.2661121836.

Adding to 1222524044 its reverse (4404252221), we get a palindrome (5626776265).

The spelling of 1222524044 in words is "one billion, two hundred twenty-two million, five hundred twenty-four thousand, forty-four".