14643420 has 72 divisors (see below), whose sum is σ = 45090192. Its totient is φ = 3548160.

The previous prime is 14643389. The next prime is 14643449. The reversal of 14643420 is 2434641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6252 + ... + 8268.

Almost surely, 2^14643420 is an apocalyptic number.

14643420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14643420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22545096).

14643420 is an abundant number, since it is smaller than the sum of its proper divisors (30446772).

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

14643420 is a wasteful number, since it uses less digits than its factorization.

14643420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051 (or 2038 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 14643420 is about 3826.6721835036. The cubic root of 14643420 is about 244.6512878873.

It can be divided in two parts, 1464 and 3420, that added together give a palindrome (4884).

The spelling of 14643420 in words is "fourteen million, six hundred forty-three thousand, four hundred twenty".