1322943490 has 16 divisors (see below), whose sum is σ = 2597780160. Its totient is φ = 481070320.

The previous prime is 1322943467. The next prime is 1322943491. The reversal of 1322943490 is 943492231.

It is not an unprimeable number, because it can be changed into a prime (1322943491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6013270 + ... + 6013489.

It is an arithmetic number, because the mean of its divisors is an integer number (162361260).

Almost surely, 2^1322943490 is an apocalyptic number.

1322943490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322943490 is a deficient number, since it is larger than the sum of its proper divisors (1274836670).

1322943490 is a wasteful number, since it uses less digits than its factorization.

1322943490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12026777.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 1322943490 is about 36372.2901396104. The cubic root of 1322943490 is about 1097.7760825980.

The spelling of 1322943490 in words is "one billion, three hundred twenty-two million, nine hundred forty-three thousand, four hundred ninety".