1222355504 has 20 divisors (see below), whose sum is σ = 2403663864. Its totient is φ = 602055168.

The previous prime is 1222355503. The next prime is 1222355521. The reversal of 1222355504 is 4055532221.

It is a super-3 number, since 3×1222355504³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222355501) 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, 569057 + ... + 571200.

Almost surely, 2^1222355504 is an apocalyptic number.

It is an amenable number.

1222355504 is a deficient number, since it is larger than the sum of its proper divisors (1181308360).

1222355504 is a wasteful number, since it uses less digits than its factorization.

1222355504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140332 (or 1140326 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1222355504 is about 34962.2010748751. The cubic root of 1222355504 is about 1069.2169727567.

Adding to 1222355504 its reverse (4055532221), we get a palindrome (5277887725).

The spelling of 1222355504 in words is "one billion, two hundred twenty-two million, three hundred fifty-five thousand, five hundred four".