14085405 has 12 divisors (see below), whose sum is σ = 24414780. Its totient is φ = 7512192.

The previous prime is 14085391. The next prime is 14085413. The reversal of 14085405 is 50458041.

It can be written as a sum of positive squares in 2 ways, for example, as 6827769 + 7257636 = 2613^2 + 2694^2 .

It is not a de Polignac number, because 14085405 - 2⁶ = 14085341 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156460 + ... + 156549.

It is an arithmetic number, because the mean of its divisors is an integer number (2034565).

Almost surely, 2^14085405 is an apocalyptic number.

14085405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14085405 is a deficient number, since it is larger than the sum of its proper divisors (10329375).

14085405 is a wasteful number, since it uses less digits than its factorization.

14085405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313020 (or 313017 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 14085405 is about 3753.0527574229. The cubic root of 14085405 is about 241.5033241573.

The spelling of 14085405 in words is "fourteen million, eighty-five thousand, four hundred five".