1222530504 has 64 divisors (see below), whose sum is σ = 3347265600. Its totient is φ = 369782016.

The previous prime is 1222530461. The next prime is 1222530511. The reversal of 1222530504 is 4050352221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14799 + ... + 51614.

It is an arithmetic number, because the mean of its divisors is an integer number (52301025).

Almost surely, 2^1222530504 is an apocalyptic number.

It is an amenable number.

1222530504 is an abundant number, since it is smaller than the sum of its proper divisors (2124735096).

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

1222530504 is a wasteful number, since it uses less digits than its factorization.

1222530504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66494 (or 66490 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1222530504 is about 34964.7036881481. The cubic root of 1222530504 is about 1069.2679955677.

Adding to 1222530504 its reverse (4050352221), we get a palindrome (5272882725).

The spelling of 1222530504 in words is "one billion, two hundred twenty-two million, five hundred thirty thousand, five hundred four".