324427400 has 192 divisors, whose sum is σ = 874229760. Its totient is φ = 110880000.

The previous prime is 324427399. The next prime is 324427409. The reversal of 324427400 is 4724423.

It is a self number, because there is not a number n which added to its sum of digits gives 324427400.

It is not an unprimeable number, because it can be changed into a prime (324427409) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4569365 + ... + 4569435.

It is an arithmetic number, because the mean of its divisors is an integer number (4553280).

Almost surely, 2^324427400 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 324427400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437114880).

324427400 is an abundant number, since it is smaller than the sum of its proper divisors (549802360).

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

324427400 is a wasteful number, since it uses less digits than its factorization.

324427400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 324427400 is about 18011.8683095341. The cubic root of 324427400 is about 687.1304195415.

It can be divided in two parts, 324 and 427400, that added together give a palindrome (427724).

The spelling of 324427400 in words is "three hundred twenty-four million, four hundred twenty-seven thousand, four hundred".