423363444 has 48 divisors (see below), whose sum is σ = 1195383168. Its totient is φ = 113845248.

The previous prime is 423363443. The next prime is 423363467. The reversal of 423363444 is 444363324.

It is a super-2 number, since 2×423363444² = 358473211431082272, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423363443) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 146809 + ... + 149664.

It is an arithmetic number, because the mean of its divisors is an integer number (24903816).

Almost surely, 2^423363444 is an apocalyptic number.

It is an amenable number.

423363444 is an abundant number, since it is smaller than the sum of its proper divisors (772019724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423363444 is a wasteful number, since it uses less digits than its factorization.

423363444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296504 (or 296502 counting only the distinct ones).

The product of its digits is 82944, while the sum is 33.

The square root of 423363444 is about 20575.7975301080. The cubic root of 423363444 is about 750.8810055892.

The spelling of 423363444 in words is "four hundred twenty-three million, three hundred sixty-three thousand, four hundred forty-four".