13875946 has 16 divisors (see below), whose sum is σ = 24822144. Its totient is φ = 5688144.

The previous prime is 13875937. The next prime is 13875977. The reversal of 13875946 is 64957831.

13875946 = 414² + 415² + ... + 482².

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, 21225 + ... + 21868.

It is an arithmetic number, because the mean of its divisors is an integer number (1551384).

Almost surely, 2^13875946 is an apocalyptic number.

13875946 is a deficient number, since it is larger than the sum of its proper divisors (10946198).

13875946 is a wasteful number, since it uses less digits than its factorization.

13875946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43125.

The product of its digits is 181440, while the sum is 43.

The square root of 13875946 is about 3725.0430869991. The cubic root of 13875946 is about 240.3002376749.

The spelling of 13875946 in words is "thirteen million, eight hundred seventy-five thousand, nine hundred forty-six".