423012344 has 32 divisors (see below), whose sum is σ = 803854800. Its totient is φ = 208665600.

The previous prime is 423012319. The next prime is 423012349. The reversal of 423012344 is 443210324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423012349) 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 7 ways as a sum of consecutive naturals, for example, 324494 + ... + 325794.

Almost surely, 2^423012344 is an apocalyptic number.

It is an amenable number.

423012344 is a deficient number, since it is larger than the sum of its proper divisors (380842456).

423012344 is a wasteful number, since it uses less digits than its factorization.

423012344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823 (or 1819 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 423012344 is about 20567.2638919230. The cubic root of 423012344 is about 750.6733768668.

Adding to 423012344 its reverse (443210324), we get a palindrome (866222668).

The spelling of 423012344 in words is "four hundred twenty-three million, twelve thousand, three hundred forty-four".