4007001872 has 20 divisors (see below), whose sum is σ = 7765830336. Its totient is φ = 2002916640.

The previous prime is 4007001863. The next prime is 4007001883. The reversal of 4007001872 is 2781007004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22997 + ... + 92427.

Almost surely, 2^4007001872 is an apocalyptic number.

It is an amenable number.

4007001872 is a deficient number, since it is larger than the sum of its proper divisors (3758828464).

4007001872 is a wasteful number, since it uses less digits than its factorization.

4007001872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73046 (or 73040 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 4007001872 is about 63300.8836589190. The cubic root of 4007001872 is about 1588.3267436285.

Adding to 4007001872 its reverse (2781007004), we get a palindrome (6788008876).

The spelling of 4007001872 in words is "four billion, seven million, one thousand, eight hundred seventy-two".