14090820 has 24 divisors (see below), whose sum is σ = 39454464. Its totient is φ = 3757536.

The previous prime is 14090803. The next prime is 14090831. The reversal of 14090820 is 2809041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117364 + ... + 117483.

It is an arithmetic number, because the mean of its divisors is an integer number (1643936).

Almost surely, 2^14090820 is an apocalyptic number.

14090820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14090820 is an abundant number, since it is smaller than the sum of its proper divisors (25363644).

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

14090820 is a wasteful number, since it uses less digits than its factorization.

14090820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234859 (or 234857 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 14090820 is about 3753.7741008217. The cubic root of 14090820 is about 241.5342680777.

Adding to 14090820 its reverse (2809041), we get a palindrome (16899861).

The spelling of 14090820 in words is "fourteen million, ninety thousand, eight hundred twenty".