427206 has 16 divisors (see below), whose sum is σ = 920304. Its totient is φ = 131424.

The previous prime is 427181. The next prime is 427213. The reversal of 427206 is 602724.

427206 = T₂₀ + T₂₁ + ... + T₁₃₆.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

427206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661 + ... + 2816.

It is an arithmetic number, because the mean of its divisors is an integer number (57519).

2⁴²⁷²⁰⁶ is an apocalyptic number.

427206 is an abundant number, since it is smaller than the sum of its proper divisors (493098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427206 is a wasteful number, since it uses less digits than its factorization.

427206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 427206 is about 653.6099754441. The cubic root of 427206 is about 75.3145897103.

The spelling of 427206 in words is "four hundred twenty-seven thousand, two hundred six".