1322223402 has 16 divisors (see below), whose sum is σ = 2759423040. Its totient is φ = 421578432.

The previous prime is 1322223401. The next prime is 1322223407. The reversal of 1322223402 is 2043222231.

It is not an unprimeable number, because it can be changed into a prime (1322223401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4790527 + ... + 4790802.

It is an arithmetic number, because the mean of its divisors is an integer number (172463940).

Almost surely, 2^1322223402 is an apocalyptic number.

1322223402 is an abundant number, since it is smaller than the sum of its proper divisors (1437199638).

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

1322223402 is a wasteful number, since it uses less digits than its factorization.

1322223402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9581357.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1322223402 is about 36362.3899379565. The cubic root of 1322223402 is about 1097.5768705487.

Adding to 1322223402 its reverse (2043222231), we get a palindrome (3365445633).

The spelling of 1322223402 in words is "one billion, three hundred twenty-two million, two hundred twenty-three thousand, four hundred two".