412512540 has 96 divisors (see below), whose sum is σ = 1264273920. Its totient is φ = 99667200.

The previous prime is 412512539. The next prime is 412512679. The reversal of 412512540 is 45215214.

It is a self number, because there is not a number n which added to its sum of digits gives 412512540.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236070 + ... + 237810.

It is an arithmetic number, because the mean of its divisors is an integer number (13169520).

Almost surely, 2^412512540 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 412512540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632136960).

412512540 is an abundant number, since it is smaller than the sum of its proper divisors (851761380).

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

412512540 is a wasteful number, since it uses less digits than its factorization.

412512540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123 (or 2121 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 412512540 is about 20310.4047227031. The cubic root of 412512540 is about 744.4103196819.

Adding to 412512540 its reverse (45215214), we get a palindrome (457727754).

The spelling of 412512540 in words is "four hundred twelve million, five hundred twelve thousand, five hundred forty".