14001648 has 20 divisors (see below), whose sum is σ = 36171048. Its totient is φ = 4667200.

The previous prime is 14001643. The next prime is 14001653. The reversal of 14001648 is 84610041.

It is an interprime number because it is at equal distance from previous prime (14001643) and next prime (14001653).

It is a super-2 number, since 2×14001648² = 392092293431808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14001643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145803 + ... + 145898.

Almost surely, 2^14001648 is an apocalyptic number.

It is an amenable number.

14001648 is an abundant number, since it is smaller than the sum of its proper divisors (22169400).

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

14001648 is a wasteful number, since it uses less digits than its factorization.

14001648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291712 (or 291706 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 14001648 is about 3741.8776035568. The cubic root of 14001648 is about 241.0236829856.

Adding to 14001648 its reverse (84610041), we get a palindrome (98611689).

The spelling of 14001648 in words is "fourteen million, one thousand, six hundred forty-eight".