423212000 has 96 divisors (see below), whose sum is σ = 1073689344. Its totient is φ = 163776000.

The previous prime is 423211967. The next prime is 423212033. The reversal of 423212000 is 212324.

It is an interprime number because it is at equal distance from previous prime (423211967) and next prime (423212033).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122294 + ... + 125706.

It is an arithmetic number, because the mean of its divisors is an integer number (11184264).

Almost surely, 2^423212000 is an apocalyptic number.

423212000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536844672).

423212000 is an abundant number, since it is smaller than the sum of its proper divisors (650477344).

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

423212000 is a wasteful number, since it uses less digits than its factorization.

423212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469 (or 3451 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 423212000 is about 20572.1170519711. The cubic root of 423212000 is about 750.7914607889.

Adding to 423212000 its reverse (212324), we get a palindrome (423424324).

The spelling of 423212000 in words is "four hundred twenty-three million, two hundred twelve thousand".