322145356 has 12 divisors (see below), whose sum is σ = 607120192. Its totient is φ = 148682448.

The previous prime is 322145321. The next prime is 322145357. The reversal of 322145356 is 653541223.

It is a happy number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (322145357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3097500 + ... + 3097603.

Almost surely, 2^322145356 is an apocalyptic number.

It is an amenable number.

322145356 is a deficient number, since it is larger than the sum of its proper divisors (284974836).

322145356 is a wasteful number, since it uses less digits than its factorization.

322145356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6195120 (or 6195118 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 322145356 is about 17948.4081745429. The cubic root of 322145356 is about 685.5155200769.

Adding to 322145356 its reverse (653541223), we get a palindrome (975686579).

The spelling of 322145356 in words is "three hundred twenty-two million, one hundred forty-five thousand, three hundred fifty-six".