423323044 has 12 divisors (see below), whose sum is σ = 741491100. Its totient is φ = 211468448.

The previous prime is 423323039. The next prime is 423323051. The reversal of 423323044 is 440323324.

It can be written as a sum of positive squares in 2 ways, for example, as 149817600 + 273505444 = 12240^2 + 16538^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43279 + ... + 52150.

It is an arithmetic number, because the mean of its divisors is an integer number (61790925).

Almost surely, 2^423323044 is an apocalyptic number.

It is an amenable number.

423323044 is a deficient number, since it is larger than the sum of its proper divisors (318168056).

423323044 is a wasteful number, since it uses less digits than its factorization.

423323044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96542 (or 96540 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 423323044 is about 20574.8157707426. The cubic root of 423323044 is about 750.8571202349.

Adding to 423323044 its reverse (440323324), we get a palindrome (863646368).

The spelling of 423323044 in words is "four hundred twenty-three million, three hundred twenty-three thousand, forty-four".