4001084631 has 6 divisors (see below), whose sum is σ = 5779344480. Its totient is φ = 2667389748.

The previous prime is 4001084561. The next prime is 4001084641. The reversal of 4001084631 is 1364801004.

4001084631 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4001084631 - 2¹³ = 4001076439 is a prime.

It is a super-2 number, since 2×4001084631² = 32017356448848812322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4001084595 and 4001084604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001084641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222282471 + ... + 222282488.

It is an arithmetic number, because the mean of its divisors is an integer number (963224080).

Almost surely, 2^4001084631 is an apocalyptic number.

4001084631 is a deficient number, since it is larger than the sum of its proper divisors (1778259849).

4001084631 is a wasteful number, since it uses less digits than its factorization.

4001084631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444564965 (or 444564962 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4001084631 is about 63254.1273831202. The cubic root of 4001084631 is about 1587.5445177009.

Adding to 4001084631 its reverse (1364801004), we get a palindrome (5365885635).

The spelling of 4001084631 in words is "four billion, one million, eighty-four thousand, six hundred thirty-one".