423274205 has 4 divisors (see below), whose sum is σ = 507929052. Its totient is φ = 338619360.

The previous prime is 423274199. The next prime is 423274207. The reversal of 423274205 is 502472324.

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 309830404 + 113443801 = 17602^2 + 10651^2 .

It is not a de Polignac number, because 423274205 - 2²⁴ = 406496989 is a prime.

It is a super-2 number, since 2×423274205² = 358322105236764050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423274207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42327416 + ... + 42327425.

It is an arithmetic number, because the mean of its divisors is an integer number (126982263).

Almost surely, 2^423274205 is an apocalyptic number.

It is an amenable number.

423274205 is a deficient number, since it is larger than the sum of its proper divisors (84654847).

423274205 is an equidigital number, since it uses as much as digits as its factorization.

423274205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84654846.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 423274205 is about 20573.6288729043. The cubic root of 423274205 is about 750.8282435320.

The spelling of 423274205 in words is "four hundred twenty-three million, two hundred seventy-four thousand, two hundred five".