4000585331 has 4 divisors (see below), whose sum is σ = 4013205792. Its totient is φ = 3987964872.

The previous prime is 4000585327. The next prime is 4000585357. The reversal of 4000585331 is 1335850004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4000585331 - 2² = 4000585327 is a prime.

It is a super-2 number, since 2×4000585331² = 32009365981224759122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4000585294 and 4000585303.

It is not an unprimeable number, because it can be changed into a prime (4000585031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6309755 + ... + 6310388.

It is an arithmetic number, because the mean of its divisors is an integer number (1003301448).

Almost surely, 2^4000585331 is an apocalyptic number.

4000585331 is a deficient number, since it is larger than the sum of its proper divisors (12620461).

4000585331 is a wasteful number, since it uses less digits than its factorization.

4000585331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12620460.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 4000585331 is about 63250.1804819559. The cubic root of 4000585331 is about 1587.4784777788.

The spelling of 4000585331 in words is "four billion, five hundred eighty-five thousand, three hundred thirty-one".