423462144 has 144 divisors (see below), whose sum is σ = 1297433088. Its totient is φ = 120109056.

The previous prime is 423462121. The next prime is 423462157. The reversal of 423462144 is 441264324.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1220179 + ... + 1220525.

It is an arithmetic number, because the mean of its divisors is an integer number (9009952).

Almost surely, 2^423462144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423462144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648716544).

423462144 is an abundant number, since it is smaller than the sum of its proper divisors (873970944).

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

423462144 is a wasteful number, since it uses less digits than its factorization.

423462144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 586 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 423462144 is about 20578.1958392858. The cubic root of 423462144 is about 750.9393527751.

The spelling of 423462144 in words is "four hundred twenty-three million, four hundred sixty-two thousand, one hundred forty-four".