14442340 has 24 divisors (see below), whose sum is σ = 33086592. Its totient is φ = 5251680.

The previous prime is 14442331. The next prime is 14442347. The reversal of 14442340 is 4324441.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (14442347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32604 + ... + 33043.

It is an arithmetic number, because the mean of its divisors is an integer number (1378608).

Almost surely, 2^14442340 is an apocalyptic number.

14442340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14442340 is an abundant number, since it is smaller than the sum of its proper divisors (18644252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14442340 is a wasteful number, since it uses less digits than its factorization.

14442340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65667 (or 65665 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 14442340 is about 3800.3078822643. The cubic root of 14442340 is about 243.5262913508.

Adding to 14442340 its reverse (4324441), we get a palindrome (18766781).

The spelling of 14442340 in words is "fourteen million, four hundred forty-two thousand, three hundred forty".