423253433 has 4 divisors (see below), whose sum is σ = 430427280. Its totient is φ = 416079588.

The previous prime is 423253421. The next prime is 423253459. The reversal of 423253433 is 334352324.

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.

It is a cyclic number.

It is not a de Polignac number, because 423253433 - 2¹⁰ = 423252409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423253396 and 423253405.

It is not an unprimeable number, because it can be changed into a prime (423253483) 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, 3586835 + ... + 3586952.

It is an arithmetic number, because the mean of its divisors is an integer number (107606820).

Almost surely, 2^423253433 is an apocalyptic number.

It is an amenable number.

423253433 is a deficient number, since it is larger than the sum of its proper divisors (7173847).

423253433 is an equidigital number, since it uses as much as digits as its factorization.

423253433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7173846.

The product of its digits is 25920, while the sum is 29.

The square root of 423253433 is about 20573.1240457058. The cubic root of 423253433 is about 750.8159611398.

The spelling of 423253433 in words is "four hundred twenty-three million, two hundred fifty-three thousand, four hundred thirty-three".