14089805 has 8 divisors (see below), whose sum is σ = 16939032. Its totient is φ = 11251008.

The previous prime is 14089799. The next prime is 14089813. The reversal of 14089805 is 50898041.

It can be written as a sum of positive squares in 4 ways, for example, as 1223236 + 12866569 = 1106^2 + 3587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14089805 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 767 + ... + 5363.

It is an arithmetic number, because the mean of its divisors is an integer number (2117379).

Almost surely, 2^14089805 is an apocalyptic number.

14089805 is the 3065-th pentagonal number.

It is an amenable number.

14089805 is a deficient number, since it is larger than the sum of its proper divisors (2849227).

14089805 is an equidigital number, since it uses as much as digits as its factorization.

14089805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 14089805 is about 3753.6389011198. The cubic root of 14089805 is about 241.5284684822.

The spelling of 14089805 in words is "fourteen million, eighty-nine thousand, eight hundred five".