2040266436 has 192 divisors, whose sum is σ = 5616199680. Its totient is φ = 571069440.

The previous prime is 2040266419. The next prime is 2040266447. The reversal of 2040266436 is 6346620402.

It is a junction number, because it is equal to n+sod(n) for n = 2040266397 and 2040266406.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12516891 + ... + 12517053.

It is an arithmetic number, because the mean of its divisors is an integer number (29251040).

Almost surely, 2^2040266436 is an apocalyptic number.

2040266436 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040266436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2808099840).

2040266436 is an abundant number, since it is smaller than the sum of its proper divisors (3575933244).

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

2040266436 is a wasteful number, since it uses less digits than its factorization.

2040266436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 2040266436 is about 45169.3085623413. The cubic root of 2040266436 is about 1268.3203529693.

Adding to 2040266436 its reverse (6346620402), we get a palindrome (8386886838).

The spelling of 2040266436 in words is "two billion, forty million, two hundred sixty-six thousand, four hundred thirty-six".