14430646 has 4 divisors (see below), whose sum is σ = 21645972. Its totient is φ = 7215322.

The previous prime is 14430641. The next prime is 14430649. The reversal of 14430646 is 64603441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14430641) 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, 3607660 + ... + 3607663.

It is an arithmetic number, because the mean of its divisors is an integer number (5411493).

Almost surely, 2^14430646 is an apocalyptic number.

14430646 is a deficient number, since it is larger than the sum of its proper divisors (7215326).

14430646 is an equidigital number, since it uses as much as digits as its factorization.

14430646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7215325.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 14430646 is about 3798.7690111403. The cubic root of 14430646 is about 243.4605456471.

The spelling of 14430646 in words is "fourteen million, four hundred thirty thousand, six hundred forty-six".