14389636 has 6 divisors (see below), whose sum is σ = 25181870. Its totient is φ = 7194816.

The previous prime is 14389607. The next prime is 14389637. The reversal of 14389636 is 63698341.

It can be written as a sum of positive squares in only one way, i.e., 14017536 + 372100 = 3744^2 + 610^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (14389637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1798701 + ... + 1798708.

Almost surely, 2^14389636 is an apocalyptic number.

It is an amenable number.

14389636 is a deficient number, since it is larger than the sum of its proper divisors (10792234).

14389636 is a wasteful number, since it uses less digits than its factorization.

14389636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597413 (or 3597411 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 14389636 is about 3793.3673695017. The cubic root of 14389636 is about 243.2296992023.

The spelling of 14389636 in words is "fourteen million, three hundred eighty-nine thousand, six hundred thirty-six".