1322933240 has 16 divisors (see below), whose sum is σ = 2976599880. Its totient is φ = 529173280.

The previous prime is 1322933233. The next prime is 1322933243. The reversal of 1322933240 is 423392231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322933243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16536626 + ... + 16536705.

Almost surely, 2^1322933240 is an apocalyptic number.

1322933240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322933240 is an abundant number, since it is smaller than the sum of its proper divisors (1653666640).

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

1322933240 is a wasteful number, since it uses less digits than its factorization.

1322933240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33073342 (or 33073338 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 1322933240 is about 36372.1492353696. The cubic root of 1322933240 is about 1097.7732474469.

The spelling of 1322933240 in words is "one billion, three hundred twenty-two million, nine hundred thirty-three thousand, two hundred forty".