423357400 has 48 divisors (see below), whose sum is σ = 991554840. Its totient is φ = 168096000.

The previous prime is 423357397. The next prime is 423357401. The reversal of 423357400 is 4753324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423357401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19675 + ... + 35125.

Almost surely, 2^423357400 is an apocalyptic number.

423357400 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 423357400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495777420).

423357400 is an abundant number, since it is smaller than the sum of its proper divisors (568197440).

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

423357400 is a wasteful number, since it uses less digits than its factorization.

423357400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15604 (or 15595 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 423357400 is about 20575.6506579986. The cubic root of 423357400 is about 750.8774323423.

The spelling of 423357400 in words is "four hundred twenty-three million, three hundred fifty-seven thousand, four hundred".