2031340344 has 64 divisors (see below), whose sum is σ = 5547847680. Its totient is φ = 614688000.

The previous prime is 2031340327. The next prime is 2031340349. The reversal of 2031340344 is 4430431302.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031340349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195849 + ... + 205959.

It is an arithmetic number, because the mean of its divisors is an integer number (86685120).

Almost surely, 2^2031340344 is an apocalyptic number.

2031340344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2031340344 is an abundant number, since it is smaller than the sum of its proper divisors (3516507336).

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

2031340344 is a wasteful number, since it uses less digits than its factorization.

2031340344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10892 (or 10888 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2031340344 is about 45070.3932088461. The cubic root of 2031340344 is about 1266.4680304708.

Adding to 2031340344 its reverse (4430431302), we get a palindrome (6461771646).

The spelling of 2031340344 in words is "two billion, thirty-one million, three hundred forty thousand, three hundred forty-four".