4042454212 has 24 divisors (see below), whose sum is σ = 7494079040. Its totient is φ = 1902644640.

The previous prime is 4042454167. The next prime is 4042454239. The reversal of 4042454212 is 2124542404.

It is a super-2 number, since 2×4042454212² = 32682872112233081888, which contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 157464 + ... + 181327.

Almost surely, 2^4042454212 is an apocalyptic number.

It is an amenable number.

4042454212 is a deficient number, since it is larger than the sum of its proper divisors (3451624828).

4042454212 is a wasteful number, since it uses less digits than its factorization.

4042454212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338971 (or 338969 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

The square root of 4042454212 is about 63580.2973569643. The cubic root of 4042454212 is about 1592.9972881678.

Adding to 4042454212 its reverse (2124542404), we get a palindrome (6166996616).

The spelling of 4042454212 in words is "four billion, forty-two million, four hundred fifty-four thousand, two hundred twelve".