1322402056 has 16 divisors (see below), whose sum is σ = 2482963200. Its totient is φ = 660278544.

The previous prime is 1322402047. The next prime is 1322402077. The reversal of 1322402056 is 6502042231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322402056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109200 + ... + 120703.

It is an arithmetic number, because the mean of its divisors is an integer number (155185200).

Almost surely, 2^1322402056 is an apocalyptic number.

It is an amenable number.

1322402056 is a deficient number, since it is larger than the sum of its proper divisors (1160561144).

1322402056 is a wasteful number, since it uses less digits than its factorization.

1322402056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230628 (or 230624 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1322402056 is about 36364.8464316845. The cubic root of 1322402056 is about 1097.6263018493.

Adding to 1322402056 its reverse (6502042231), we get a palindrome (7824444287).

The spelling of 1322402056 in words is "one billion, three hundred twenty-two million, four hundred two thousand, fifty-six".