13942634 has 4 divisors (see below), whose sum is σ = 20913954. Its totient is φ = 6971316.

The previous prime is 13942619. The next prime is 13942639. The reversal of 13942634 is 43624931.

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., 9333025 + 4609609 = 3055^2 + 2147^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13942634.

It is not an unprimeable number, because it can be changed into a prime (13942639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3485657 + ... + 3485660.

Almost surely, 2^13942634 is an apocalyptic number.

13942634 is a deficient number, since it is larger than the sum of its proper divisors (6971320).

13942634 is an equidigital number, since it uses as much as digits as its factorization.

13942634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6971319.

The product of its digits is 15552, while the sum is 32.

The square root of 13942634 is about 3733.9836635958. The cubic root of 13942634 is about 240.6845847606.

The spelling of 13942634 in words is "thirteen million, nine hundred forty-two thousand, six hundred thirty-four".