419221442 has 4 divisors (see below), whose sum is σ = 628832166. Its totient is φ = 209610720.

The previous prime is 419221427. The next prime is 419221447. The reversal of 419221442 is 244122914.

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., 364771801 + 54449641 = 19099^2 + 7379^2 .

It is not an unprimeable number, because it can be changed into a prime (419221447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104805359 + ... + 104805362.

Almost surely, 2^419221442 is an apocalyptic number.

419221442 is a deficient number, since it is larger than the sum of its proper divisors (209610724).

419221442 is a wasteful number, since it uses less digits than its factorization.

419221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209610723.

The product of its digits is 4608, while the sum is 29.

The square root of 419221442 is about 20474.8978507830. The cubic root of 419221442 is about 748.4242126964.

The spelling of 419221442 in words is "four hundred nineteen million, two hundred twenty-one thousand, four hundred forty-two".