4021204234 has 32 divisors (see below), whose sum is σ = 6201982080. Its totient is φ = 1954680000.

The previous prime is 4021204223. The next prime is 4021204237. The reversal of 4021204234 is 4324021204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4021204237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9551344 + ... + 9551764.

It is an arithmetic number, because the mean of its divisors is an integer number (193811940).

Almost surely, 2^4021204234 is an apocalyptic number.

4021204234 is a deficient number, since it is larger than the sum of its proper divisors (2180777846).

4021204234 is a wasteful number, since it uses less digits than its factorization.

4021204234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4021204234 is about 63412.9658193023. The cubic root of 4021204234 is about 1590.2010786926.

Adding to 4021204234 its reverse (4324021204), we get a palindrome (8345225438).

The spelling of 4021204234 in words is "four billion, twenty-one million, two hundred four thousand, two hundred thirty-four".