14389674 has 48 divisors (see below), whose sum is σ = 32571072. Its totient is φ = 4228224.

The previous prime is 14389643. The next prime is 14389679. The reversal of 14389674 is 47698341.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14389679) 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 23 ways as a sum of consecutive naturals, for example, 23014 + ... + 23630.

It is an arithmetic number, because the mean of its divisors is an integer number (678564).

Almost surely, 2^14389674 is an apocalyptic number.

14389674 is the 2028-th nonagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14389674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16285536).

14389674 is an abundant number, since it is smaller than the sum of its proper divisors (18181398).

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

14389674 is a wasteful number, since it uses less digits than its factorization.

14389674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 658 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 14389674 is about 3793.3723782408. The cubic root of 14389674 is about 243.2299133082.

The spelling of 14389674 in words is "fourteen million, three hundred eighty-nine thousand, six hundred seventy-four".