412443240 has 128 divisors (see below), whose sum is σ = 1358622720. Its totient is φ = 99334400.

The previous prime is 412443233. The next prime is 412443259. The reversal of 412443240 is 42344214.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 412443240.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219505 + ... + 221375.

It is an arithmetic number, because the mean of its divisors is an integer number (10614240).

Almost surely, 2^412443240 is an apocalyptic number.

412443240 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 412443240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679311360).

412443240 is an abundant number, since it is smaller than the sum of its proper divisors (946179480).

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

412443240 is a wasteful number, since it uses less digits than its factorization.

412443240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063 (or 2059 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 412443240 is about 20308.6986289127. The cubic root of 412443240 is about 744.3686316367.

Adding to 412443240 its reverse (42344214), we get a palindrome (454787454).

The spelling of 412443240 in words is "four hundred twelve million, four hundred forty-three thousand, two hundred forty".