423733 has 4 divisors (see below), whose sum is σ = 425088. Its totient is φ = 422380.

The previous prime is 423727. The next prime is 423749. The reversal of 423733 is 337324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 423733 - 2⁹ = 423221 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 (423713) 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, 60 + ... + 922.

It is an arithmetic number, because the mean of its divisors is an integer number (106272).

2⁴²³⁷³³ is an apocalyptic number.

It is an amenable number.

423733 is a deficient number, since it is larger than the sum of its proper divisors (1355).

423733 is an equidigital number, since it uses as much as digits as its factorization.

423733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354.

The product of its digits is 1512, while the sum is 22.

The square root of 423733 is about 650.9477705623. The cubic root of 423733 is about 75.1099424604.

It can be divided in two parts, 423 and 733, that added together give a square (1156 = 34²).

The spelling of 423733 in words is "four hundred twenty-three thousand, seven hundred thirty-three".