14643828 has 30 divisors (see below), whose sum is σ = 38282706. Its totient is φ = 4881168.

The previous prime is 14643809. The next prime is 14643833. The reversal of 14643828 is 82834641.

14643828 is a `hidden beast` number, since 1 + 4 + 643 + 8 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14424804 + 219024 = 3798^2 + 468^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14643792 and 14643801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22275 + ... + 22922.

Almost surely, 2^14643828 is an apocalyptic number.

14643828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14643828 is an abundant number, since it is smaller than the sum of its proper divisors (23638878).

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

14643828 is a wasteful number, since it uses less digits than its factorization.

14643828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45213 (or 45202 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 14643828 is about 3826.7254931599. The cubic root of 14643828 is about 244.6535600523.

The spelling of 14643828 in words is "fourteen million, six hundred forty-three thousand, eight hundred twenty-eight".