412320402 has 64 divisors (see below), whose sum is σ = 1029692160. Its totient is φ = 121347072.

The previous prime is 412320401. The next prime is 412320413. The reversal of 412320402 is 204023214.

It is a super-2 number, since 2×412320402² = 340016227810883208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (412320401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3378 + ... + 28914.

It is an arithmetic number, because the mean of its divisors is an integer number (16088940).

Almost surely, 2^412320402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412320402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514846080).

412320402 is an abundant number, since it is smaller than the sum of its proper divisors (617371758).

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

412320402 is a wasteful number, since it uses less digits than its factorization.

412320402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25584 (or 25578 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 412320402 is about 20305.6741331087. The cubic root of 412320402 is about 744.2947258447.

Adding to 412320402 its reverse (204023214), we get a palindrome (616343616).

The spelling of 412320402 in words is "four hundred twelve million, three hundred twenty thousand, four hundred two".