14181648 has 40 divisors (see below), whose sum is σ = 39455808. Its totient is φ = 4363392.

The previous prime is 14181647. The next prime is 14181659. The reversal of 14181648 is 84618141.

It is a super-2 number, since 2×14181648² = 402238279991808, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14181647) 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, 10740 + ... + 11987.

Almost surely, 2^14181648 is an apocalyptic number.

It is an amenable number.

14181648 is an abundant number, since it is smaller than the sum of its proper divisors (25274160).

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

14181648 is a wasteful number, since it uses less digits than its factorization.

14181648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22751 (or 22745 counting only the distinct ones).

The product of its digits is 6144, while the sum is 33.

The square root of 14181648 is about 3765.8528914444. The cubic root of 14181648 is about 242.0521254654.

Adding to 14181648 its reverse (84618141), we get a palindrome (98799789).

The spelling of 14181648 in words is "fourteen million, one hundred eighty-one thousand, six hundred forty-eight".