13900275 has 24 divisors (see below), whose sum is σ = 25536560. Its totient is φ = 7413120.

The previous prime is 13900273. The next prime is 13900291. The reversal of 13900275 is 57200931.

13900275 = T₁₀₄₂ + T₁₀₄₃ + ... + T₁₀₆₆.

13900275 is a `hidden beast` number, since 1 + 390 + 0 + 275 = 666.

13900275 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13900275 - 2¹ = 13900273 is a prime.

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

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13900273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9622 + ... + 10971.

Almost surely, 2^13900275 is an apocalyptic number.

13900275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13900275 is a deficient number, since it is larger than the sum of its proper divisors (11636285).

13900275 is a wasteful number, since it uses less digits than its factorization.

13900275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20612 (or 20601 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 13900275 is about 3728.3072566515. The cubic root of 13900275 is about 240.4405968982.

The spelling of 13900275 in words is "thirteen million, nine hundred thousand, two hundred seventy-five".