13939322 has 4 divisors (see below), whose sum is σ = 20908986. Its totient is φ = 6969660.

The previous prime is 13939301. The next prime is 13939327. The reversal of 13939322 is 22393931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13184161 + 755161 = 3631^2 + 869^2 .

It is not an unprimeable number, because it can be changed into a prime (13939327) 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 as a sum of consecutive naturals, namely, 3484829 + ... + 3484832.

Almost surely, 2^13939322 is an apocalyptic number.

13939322 is a deficient number, since it is larger than the sum of its proper divisors (6969664).

13939322 is an equidigital number, since it uses as much as digits as its factorization.

13939322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6969663.

The product of its digits is 8748, while the sum is 32.

The square root of 13939322 is about 3733.5401430814. The cubic root of 13939322 is about 240.6655254620.

The spelling of 13939322 in words is "thirteen million, nine hundred thirty-nine thousand, three hundred twenty-two".