42211304 has 16 divisors (see below), whose sum is σ = 81077220. Its totient is φ = 20590720.

The previous prime is 42211303. The next prime is 42211307. The reversal of 42211304 is 40311224.

It can be written as a sum of positive squares in 2 ways, for example, as 42120100 + 91204 = 6490^2 + 302^2 .

It is not an unprimeable number, because it can be changed into a prime (42211303) 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 3 ways as a sum of consecutive naturals, for example, 64019 + ... + 64674.

Almost surely, 2^42211304 is an apocalyptic number.

It is an amenable number.

42211304 is a deficient number, since it is larger than the sum of its proper divisors (38865916).

42211304 is a wasteful number, since it uses less digits than its factorization.

42211304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128740 (or 128736 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42211304 is about 6497.0227027462. The cubic root of 42211304 is about 348.1846248062.

Adding to 42211304 its reverse (40311224), we get a palindrome (82522528).

The spelling of 42211304 in words is "forty-two million, two hundred eleven thousand, three hundred four".