14689820 has 36 divisors (see below), whose sum is σ = 31529064. Its totient is φ = 5748960.

The previous prime is 14689799. The next prime is 14689823. The reversal of 14689820 is 2898641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14689823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69515 + ... + 69725.

Almost surely, 2^14689820 is an apocalyptic number.

14689820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14689820 is an abundant number, since it is smaller than the sum of its proper divisors (16839244).

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

14689820 is a wasteful number, since it uses less digits than its factorization.

14689820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 14689820 is about 3832.7300974632. The cubic root of 14689820 is about 244.9094209101.

The spelling of 14689820 in words is "fourteen million, six hundred eighty-nine thousand, eight hundred twenty".