2999344320 has 336 divisors, whose sum is σ = 12111947328. Its totient is φ = 666869760.

The previous prime is 2999344307. The next prime is 2999344321. The reversal of 2999344320 is 234439992.

It is a happy number.

2999344320 is a `hidden beast` number, since 299 + 9 + 34 + 4 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2999344321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 743910 + ... + 747930.

Almost surely, 2^2999344320 is an apocalyptic number.

2999344320 is a gapful number since it is divisible by the number (20) 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 2999344320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6055973664).

2999344320 is an abundant number, since it is smaller than the sum of its proper divisors (9112603008).

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

2999344320 is a wasteful number, since it uses less digits than its factorization.

2999344320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088 (or 4075 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 2999344320 is about 54766.2699113241. The cubic root of 2999344320 is about 1442.1444899629.

The spelling of 2999344320 in words is "two billion, nine hundred ninety-nine million, three hundred forty-four thousand, three hundred twenty".