412102242 has 56 divisors (see below), whose sum is σ = 944470044. Its totient is φ = 134750304.

The previous prime is 412102241. The next prime is 412102283. The reversal of 412102242 is 242201214.

412102242 is a `hidden beast` number, since 412 + 10 + 2 + 242 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 324324081 + 87778161 = 18009^2 + 9369^2 .

It is a super-2 number, since 2×412102242² = 339656515722853128, 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 (412102241) 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 27 ways as a sum of consecutive naturals, for example, 74608 + ... + 79940.

Almost surely, 2^412102242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 412102242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472235022).

412102242 is an abundant number, since it is smaller than the sum of its proper divisors (532367802).

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

412102242 is an equidigital number, since it uses as much as digits as its factorization.

412102242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5406 (or 5391 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 412102242 is about 20300.3015248543. The cubic root of 412102242 is about 744.1634331390.

Adding to 412102242 its reverse (242201214), we get a palindrome (654303456).

The spelling of 412102242 in words is "four hundred twelve million, one hundred two thousand, two hundred forty-two".