423797 has 8 divisors (see below), whose sum is σ = 470880. Its totient is φ = 378160.

The previous prime is 423791. The next prime is 423803. The reversal of 423797 is 797324.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (423791) and next prime (423803).

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 423797 - 2⁴ = 423781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (58860).

423797 is a Friedman number, since it can be written as 93^2*7*7-4, using all its digits and the basic arithmetic operations.

2⁴²³⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

423797 is a deficient number, since it is larger than the sum of its proper divisors (47083).

423797 is a wasteful number, since it uses less digits than its factorization.

423797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723.

The product of its digits is 10584, while the sum is 32.

The square root of 423797 is about 650.9969277961. The cubic root of 423797 is about 75.1137237679.

It can be divided in two parts, 4237 and 97, that added together give a palindrome (4334).

The spelling of 423797 in words is "four hundred twenty-three thousand, seven hundred ninety-seven".