322749348 has 12 divisors (see below), whose sum is σ = 753081840. Its totient is φ = 107583112.

The previous prime is 322749341. The next prime is 322749359. The reversal of 322749348 is 843947223.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (322749341) 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, 13447878 + ... + 13447901.

It is an arithmetic number, because the mean of its divisors is an integer number (62756820).

Almost surely, 2^322749348 is an apocalyptic number.

It is an amenable number.

322749348 is an abundant number, since it is smaller than the sum of its proper divisors (430332492).

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

322749348 is a wasteful number, since it uses less digits than its factorization.

322749348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26895786 (or 26895784 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 322749348 is about 17965.2260770634. The cubic root of 322749348 is about 685.9436781386.

The spelling of 322749348 in words is "three hundred twenty-two million, seven hundred forty-nine thousand, three hundred forty-eight".