4006211630 has 64 divisors (see below), whose sum is σ = 7545581568. Its totient is φ = 1530080640.

The previous prime is 4006211609. The next prime is 4006211633. The reversal of 4006211630 is 361126004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4006211596 and 4006211605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006211633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5865269 + ... + 5865951.

It is an arithmetic number, because the mean of its divisors is an integer number (117899712).

Almost surely, 2^4006211630 is an apocalyptic number.

4006211630 is a deficient number, since it is larger than the sum of its proper divisors (3539369938).

4006211630 is a wasteful number, since it uses less digits than its factorization.

4006211630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4006211630 is about 63294.6414003587. The cubic root of 4006211630 is about 1588.2223226620. Note that the first 3 decimals are identical.

Adding to 4006211630 its reverse (361126004), we get a palindrome (4367337634).

The spelling of 4006211630 in words is "four billion, six million, two hundred eleven thousand, six hundred thirty".