2140006344 has 32 divisors (see below), whose sum is σ = 6114304320. Its totient is φ = 611430336.

The previous prime is 2140006339. The next prime is 2140006381. The reversal of 2140006344 is 4436000412.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6368899 + ... + 6369234.

It is an arithmetic number, because the mean of its divisors is an integer number (191072010).

Almost surely, 2^2140006344 is an apocalyptic number.

2140006344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2140006344 is an abundant number, since it is smaller than the sum of its proper divisors (3974297976).

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

2140006344 is a wasteful number, since it uses less digits than its factorization.

2140006344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12738149 (or 12738145 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2140006344 is about 46260.2025935901. The cubic root of 2140006344 is about 1288.6600159444.

Adding to 2140006344 its reverse (4436000412), we get a palindrome (6576006756).

The spelling of 2140006344 in words is "two billion, one hundred forty million, six thousand, three hundred forty-four".