2000631486 has 96 divisors (see below), whose sum is σ = 4915935360. Its totient is φ = 539711424.

The previous prime is 2000631473. The next prime is 2000631487. The reversal of 2000631486 is 6841360002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000631487) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3111081 + ... + 3111723.

It is an arithmetic number, because the mean of its divisors is an integer number (51207660).

Almost surely, 2^2000631486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000631486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2457967680).

2000631486 is an abundant number, since it is smaller than the sum of its proper divisors (2915303874).

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

2000631486 is a wasteful number, since it uses less digits than its factorization.

2000631486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2000631486 is about 44728.4192208936. The cubic root of 2000631486 is about 1260.0536396918.

Adding to 2000631486 its reverse (6841360002), we get a palindrome (8841991488).

The spelling of 2000631486 in words is "two billion, six hundred thirty-one thousand, four hundred eighty-six".