13850 has 12 divisors (see below), whose sum is σ = 25854. Its totient is φ = 5520.

The previous prime is 13841. The next prime is 13859. The reversal of 13850 is 5831.

13850 = T₂₀ + T₂₁ + ... + T₄₄.

13850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13841) and next prime (13859).

It can be written as a sum of positive squares in 3 ways, for example, as 7921 + 5929 = 89^2 + 77^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89 + ... + 188.

2¹³⁸⁵⁰ is an apocalyptic number.

13850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13850 is a deficient number, since it is larger than the sum of its proper divisors (12004).

13850 is a wasteful number, since it uses less digits than its factorization.

13850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 13850 is about 117.6860229594. The cubic root of 13850 is about 24.0150368732.

The spelling of 13850 in words is "thirteen thousand, eight hundred fifty".