14078644 has 6 divisors (see below), whose sum is σ = 24637634. Its totient is φ = 7039320.

The previous prime is 14078641. The next prime is 14078657. The reversal of 14078644 is 44687041.

It can be written as a sum of positive squares in only one way, i.e., 9998244 + 4080400 = 3162^2 + 2020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14078641) 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 as a sum of consecutive naturals, namely, 1759827 + ... + 1759834.

Almost surely, 2^14078644 is an apocalyptic number.

It is an amenable number.

14078644 is a deficient number, since it is larger than the sum of its proper divisors (10558990).

14078644 is a wasteful number, since it uses less digits than its factorization.

14078644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519665 (or 3519663 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 14078644 is about 3752.1519159011. The cubic root of 14078644 is about 241.4646774093.

The spelling of 14078644 in words is "fourteen million, seventy-eight thousand, six hundred forty-four".