427673 has 4 divisors (see below), whose sum is σ = 432180. Its totient is φ = 423168.

The previous prime is 427621. The next prime is 427681. The reversal of 427673 is 376724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 100489 + 327184 = 317^2 + 572^2 .

It is a cyclic number.

It is not a de Polignac number, because 427673 - 2⁸ = 427417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2108 + ... + 2301.

It is an arithmetic number, because the mean of its divisors is an integer number (108045).

2⁴²⁷⁶⁷³ is an apocalyptic number.

It is an amenable number.

427673 is a deficient number, since it is larger than the sum of its proper divisors (4507).

427673 is an equidigital number, since it uses as much as digits as its factorization.

427673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506.

The product of its digits is 7056, while the sum is 29.

The square root of 427673 is about 653.9671245560. The cubic root of 427673 is about 75.3420230837.

The spelling of 427673 in words is "four hundred twenty-seven thousand, six hundred seventy-three".