423674 has 12 divisors (see below), whose sum is σ = 676014. Its totient is φ = 199104.

The previous prime is 423667. The next prime is 423697. The reversal of 423674 is 476324.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 403225 + 20449 = 635^2 + 143^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423674.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 212 + ... + 944.

2⁴²³⁶⁷⁴ is an apocalyptic number.

423674 is a deficient number, since it is larger than the sum of its proper divisors (252340).

423674 is a wasteful number, since it uses less digits than its factorization.

423674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769 (or 752 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 423674 is about 650.9024504486. The cubic root of 423674 is about 75.1064562302.

Adding to 423674 its reverse (476324), we get a palindrome (899998).

Subtracting 423674 from its reverse (476324), we obtain a triangular number (52650 = T₃₂₄).

The spelling of 423674 in words is "four hundred twenty-three thousand, six hundred seventy-four".