4201234872 has 64 divisors (see below), whose sum is σ = 11096524800. Its totient is φ = 1323342720.

The previous prime is 4201234859. The next prime is 4201234879. The reversal of 4201234872 is 2784321024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201234879) 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 in 15 ways as a sum of consecutive naturals, for example, 31504 + ... + 96927.

It is an arithmetic number, because the mean of its divisors is an integer number (173383200).

Almost surely, 2^4201234872 is an apocalyptic number.

It is an amenable number.

4201234872 is an abundant number, since it is smaller than the sum of its proper divisors (6895289928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4201234872 is a wasteful number, since it uses less digits than its factorization.

4201234872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128516 (or 128512 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 4201234872 is about 64816.9335282070. The cubic root of 4201234872 is about 1613.5867557568.

Adding to 4201234872 its reverse (2784321024), we get a palindrome (6985555896).

The spelling of 4201234872 in words is "four billion, two hundred one million, two hundred thirty-four thousand, eight hundred seventy-two".