2000406312 has 48 divisors (see below), whose sum is σ = 5604592500. Its totient is φ = 643808256.

The previous prime is 2000406299. The next prime is 2000406313. The reversal of 2000406312 is 2136040002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1871946756 + 128459556 = 43266^2 + 11334^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2000406313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476937 + ... + 481112.

Almost surely, 2^2000406312 is an apocalyptic number.

It is an amenable number.

2000406312 is an abundant number, since it is smaller than the sum of its proper divisors (3604186188).

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

2000406312 is a wasteful number, since it uses less digits than its factorization.

2000406312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958090 (or 958083 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2000406312 is about 44725.9020255601. The cubic root of 2000406312 is about 1260.0063642914.

Adding to 2000406312 its reverse (2136040002), we get a palindrome (4136446314).

The spelling of 2000406312 in words is "two billion, four hundred six thousand, three hundred twelve".