14406905 has 8 divisors (see below), whose sum is σ = 18305352. Its totient is φ = 10847488.

The previous prime is 14406893. The next prime is 14406907. The reversal of 14406905 is 50960441.

It can be written as a sum of positive squares in 4 ways, for example, as 6135529 + 8271376 = 2477^2 + 2876^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14406905 - 2⁶ = 14406841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14406907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84662 + ... + 84831.

It is an arithmetic number, because the mean of its divisors is an integer number (2288169).

Almost surely, 2^14406905 is an apocalyptic number.

It is an amenable number.

14406905 is a deficient number, since it is larger than the sum of its proper divisors (3898447).

14406905 is a wasteful number, since it uses less digits than its factorization.

14406905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169515.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 14406905 is about 3795.6428967963. The cubic root of 14406905 is about 243.3269602801.

The spelling of 14406905 in words is "fourteen million, four hundred six thousand, nine hundred five".