2334440646 has 48 divisors (see below), whose sum is σ = 5369878800. Its totient is φ = 730404864.

The previous prime is 2334440627. The next prime is 2334440677. The reversal of 2334440646 is 6460444332.

2334440646 is a `hidden beast` number, since 2 + 3 + 3 + 4 + 4 + 4 + 0 + 646 = 666.

It is a super-2 number, since 2×2334440646² = 10899226259393794632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2334440646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105910 + ... + 126038.

It is an arithmetic number, because the mean of its divisors is an integer number (111872475).

Almost surely, 2^2334440646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2334440646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2684939400).

2334440646 is an abundant number, since it is smaller than the sum of its proper divisors (3035438154).

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

2334440646 is a wasteful number, since it uses less digits than its factorization.

2334440646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20533 (or 20530 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

The square root of 2334440646 is about 48316.0495694754. The cubic root of 2334440646 is about 1326.5621818534.

Adding to 2334440646 its reverse (6460444332), we get a palindrome (8794884978).

The spelling of 2334440646 in words is "two billion, three hundred thirty-four million, four hundred forty thousand, six hundred forty-six".