1222355462 has 16 divisors (see below), whose sum is σ = 1938124800. Its totient is φ = 576583560.

The previous prime is 1222355413. The next prime is 1222355473. The reversal of 1222355462 is 2645532221.

It is a congruent number.

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, 58214 + ... + 76377.

It is an arithmetic number, because the mean of its divisors is an integer number (121132800).

Almost surely, 2^1222355462 is an apocalyptic number.

1222355462 is a deficient number, since it is larger than the sum of its proper divisors (715769338).

1222355462 is a wasteful number, since it uses less digits than its factorization.

1222355462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134851.

The product of its digits is 28800, while the sum is 32.

The square root of 1222355462 is about 34962.2004742264. The cubic root of 1222355462 is about 1069.2169605106.

Adding to 1222355462 its reverse (2645532221), we get a palindrome (3867887683).

The spelling of 1222355462 in words is "one billion, two hundred twenty-two million, three hundred fifty-five thousand, four hundred sixty-two".