427233 has 8 divisors (see below), whose sum is σ = 580608. Its totient is φ = 279344.

The previous prime is 427213. The next prime is 427237. The reversal of 427233 is 332724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427233 - 2⁶ = 427169 is a prime.

It is a Curzon number.

427233 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (427237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1185 + ... + 1502.

It is an arithmetic number, because the mean of its divisors is an integer number (72576).

It is a Poulet number, since it divides 2⁴²⁷²³²-1.

2⁴²⁷²³³ is an apocalyptic number.

It is an amenable number.

427233 is a deficient number, since it is larger than the sum of its proper divisors (153375).

427233 is a wasteful number, since it uses less digits than its factorization.

427233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743.

The product of its digits is 1008, while the sum is 21.

The square root of 427233 is about 653.6306296373. The cubic root of 427233 is about 75.3161763384.

Adding to 427233 its reverse (332724), we get a palindrome (759957).

The spelling of 427233 in words is "four hundred twenty-seven thousand, two hundred thirty-three".