412220242 has 12 divisors (see below), whose sum is σ = 719282430. Its totient is φ = 176665776.

The previous prime is 412220209. The next prime is 412220243. The reversal of 412220242 is 242022214.

It can be written as a sum of positive squares in only one way, i.e., 314388361 + 97831881 = 17731^2 + 9891^2 .

It is not an unprimeable number, because it can be changed into a prime (412220243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2103067 + ... + 2103262.

Almost surely, 2^412220242 is an apocalyptic number.

412220242 is a deficient number, since it is larger than the sum of its proper divisors (307062188).

412220242 is a wasteful number, since it uses less digits than its factorization.

412220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4206345 (or 4206338 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 412220242 is about 20303.2076776060. The cubic root of 412220242 is about 744.2344534638.

Adding to 412220242 its reverse (242022214), we get a palindrome (654242456).

The spelling of 412220242 in words is "four hundred twelve million, two hundred twenty thousand, two hundred forty-two".