206675427 has 16 divisors (see below), whose sum is σ = 316293120. Its totient is φ = 117590592.

The previous prime is 206675423. The next prime is 206675437. The reversal of 206675427 is 724576602.

It is a happy number.

It is not a de Polignac number, because 206675427 - 2² = 206675423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206675423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16227 + ... + 26012.

It is an arithmetic number, because the mean of its divisors is an integer number (19768320).

Almost surely, 2^206675427 is an apocalyptic number.

206675427 is a deficient number, since it is larger than the sum of its proper divisors (109617693).

206675427 is a wasteful number, since it uses less digits than its factorization.

206675427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42482.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 206675427 is about 14376.2104533844. The cubic root of 206675427 is about 591.2388285803.

The spelling of 206675427 in words is "two hundred six million, six hundred seventy-five thousand, four hundred twenty-seven".