427636 has 12 divisors (see below), whose sum is σ = 816480. Its totient is φ = 194360.

The previous prime is 427621. The next prime is 427681. The reversal of 427636 is 636724.

It is a d-powerful number, because it can be written as 4⁴ + 2¹⁷ + 6³ + 7⁶ + 3¹¹ + 6⁴ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4816 + ... + 4903.

It is an arithmetic number, because the mean of its divisors is an integer number (68040).

2⁴²⁷⁶³⁶ is an apocalyptic number.

It is an amenable number.

427636 is a deficient number, since it is larger than the sum of its proper divisors (388844).

427636 is a wasteful number, since it uses less digits than its factorization.

427636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9734 (or 9732 counting only the distinct ones).

The product of its digits is 6048, while the sum is 28.

The square root of 427636 is about 653.9388350603. The cubic root of 427636 is about 75.3398502903.

The spelling of 427636 in words is "four hundred twenty-seven thousand, six hundred thirty-six".