14142644 has 12 divisors (see below), whose sum is σ = 24775968. Its totient is φ = 7063800.

The previous prime is 14142643. The next prime is 14142649. The reversal of 14142644 is 44624141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14142643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6359 + ... + 8289.

It is an arithmetic number, because the mean of its divisors is an integer number (2064664).

Almost surely, 2^14142644 is an apocalyptic number.

It is an amenable number.

14142644 is a deficient number, since it is larger than the sum of its proper divisors (10633324).

14142644 is a wasteful number, since it uses less digits than its factorization.

14142644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766 (or 3764 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 14142644 is about 3760.6706848646. The cubic root of 14142644 is about 241.8300151814.

Adding to 14142644 its reverse (44624141), we get a palindrome (58766785).

The spelling of 14142644 in words is "fourteen million, one hundred forty-two thousand, six hundred forty-four".