412944418 has 4 divisors (see below), whose sum is σ = 619416630. Its totient is φ = 206472208.

The previous prime is 412944403. The next prime is 412944419. The reversal of 412944418 is 814449214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 387814249 + 25130169 = 19693^2 + 5013^2 .

It is not an unprimeable number, because it can be changed into a prime (412944419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103236103 + ... + 103236106.

Almost surely, 2^412944418 is an apocalyptic number.

412944418 is a deficient number, since it is larger than the sum of its proper divisors (206472212).

412944418 is a wasteful number, since it uses less digits than its factorization.

412944418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206472211.

The product of its digits is 36864, while the sum is 37.

The square root of 412944418 is about 20321.0338811784. The cubic root of 412944418 is about 744.6700146636.

The spelling of 412944418 in words is "four hundred twelve million, nine hundred forty-four thousand, four hundred eighteen".