13840322 has 24 divisors (see below), whose sum is σ = 22640400. Its totient is φ = 6327720.

The previous prime is 13840271. The next prime is 13840327. The reversal of 13840322 is 22304831.

It is not an unprimeable number, because it can be changed into a prime (13840327) 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 11 ways as a sum of consecutive naturals, for example, 36329 + ... + 36707.

It is an arithmetic number, because the mean of its divisors is an integer number (943350).

Almost surely, 2^13840322 is an apocalyptic number.

13840322 is a deficient number, since it is larger than the sum of its proper divisors (8800078).

13840322 is a wasteful number, since it uses less digits than its factorization.

13840322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 13840322 is about 3720.2583243640. The cubic root of 13840322 is about 240.0944188681.

The spelling of 13840322 in words is "thirteen million, eight hundred forty thousand, three hundred twenty-two".