2898340 has 12 divisors (see below), whose sum is σ = 6086556. Its totient is φ = 1159328.

The previous prime is 2898239. The next prime is 2898359. The reversal of 2898340 is 438982.

It can be written as a sum of positive squares in 2 ways, for example, as 1833316 + 1065024 = 1354^2 + 1032^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2898296 and 2898305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72439 + ... + 72478.

It is an arithmetic number, because the mean of its divisors is an integer number (507213).

2^2898340 is an apocalyptic number.

2898340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2898340 is an abundant number, since it is smaller than the sum of its proper divisors (3188216).

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

2898340 is a wasteful number, since it uses less digits than its factorization.

2898340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144926 (or 144924 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2898340 is about 1702.4511740429. The cubic root of 2898340 is about 142.5770999620.

The spelling of 2898340 in words is "two million, eight hundred ninety-eight thousand, three hundred forty".