14156020 has 12 divisors (see below), whose sum is σ = 29727684. Its totient is φ = 5662400.

The previous prime is 14156003. The next prime is 14156033. The reversal of 14156020 is 2065141.

It can be written as a sum of positive squares in 2 ways, for example, as 6022116 + 8133904 = 2454^2 + 2852^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353881 + ... + 353920.

It is an arithmetic number, because the mean of its divisors is an integer number (2477307).

Almost surely, 2^14156020 is an apocalyptic number.

14156020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14156020 is an abundant number, since it is smaller than the sum of its proper divisors (15571664).

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

14156020 is a wasteful number, since it uses less digits than its factorization.

14156020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707810 (or 707808 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 14156020 is about 3762.4486707462. The cubic root of 14156020 is about 241.9062314587.

The spelling of 14156020 in words is "fourteen million, one hundred fifty-six thousand, twenty".