2999340 has 72 divisors (see below), whose sum is σ = 9587760. Its totient is φ = 756864.

The previous prime is 2999333. The next prime is 2999357. The reversal of 2999340 is 439992.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2999295 and 2999304.

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, 2982 + ... + 3858.

2^2999340 is an apocalyptic number.

2999340 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 2999340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4793880).

2999340 is an abundant number, since it is smaller than the sum of its proper divisors (6588420).

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

2999340 is a wasteful number, since it uses less digits than its factorization.

2999340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 2999340 is about 1731.8602715000. The cubic root of 2999340 is about 144.2143797582.

The spelling of 2999340 in words is "two million, nine hundred ninety-nine thousand, three hundred forty".