13142822 has 32 divisors (see below), whose sum is σ = 25380864. Its totient is φ = 4953600.

The previous prime is 13142797. The next prime is 13142839. The reversal of 13142822 is 22824131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3398 + ... + 6150.

It is an arithmetic number, because the mean of its divisors is an integer number (793152).

Almost surely, 2^13142822 is an apocalyptic number.

13142822 is a deficient number, since it is larger than the sum of its proper divisors (12238042).

13142822 is a wasteful number, since it uses less digits than its factorization.

13142822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804.

The product of its digits is 768, while the sum is 23.

The square root of 13142822 is about 3625.3030218176. The cubic root of 13142822 is about 235.9914173839.

Adding to 13142822 its reverse (22824131), we get a palindrome (35966953).

The spelling of 13142822 in words is "thirteen million, one hundred forty-two thousand, eight hundred twenty-two".