396423000 has 192 divisors, whose sum is σ = 1419275520. Its totient is φ = 99456000.

The previous prime is 396422989. The next prime is 396423019. The reversal of 396423000 is 324693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151705 + ... + 154295.

It is an arithmetic number, because the mean of its divisors is an integer number (7392060).

Almost surely, 2^396423000 is an apocalyptic number.

396423000 is a gapful number since it is divisible by the number (30) 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 396423000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709637760).

396423000 is an abundant number, since it is smaller than the sum of its proper divisors (1022852520).

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

396423000 is a wasteful number, since it uses less digits than its factorization.

396423000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635 (or 2618 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 396423000 is about 19910.3741803111. The cubic root of 396423000 is about 734.6034234350.

Adding to 396423000 its reverse (324693), we get a palindrome (396747693).

The spelling of 396423000 in words is "three hundred ninety-six million, four hundred twenty-three thousand".