2175340 has 24 divisors (see below), whose sum is σ = 4767840. Its totient is φ = 832128.

The previous prime is 2175331. The next prime is 2175353. The reversal of 2175340 is 435712.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 7² + 5⁷ + 3² + 4 + 0 .

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, 1905 + ... + 2824.

It is an arithmetic number, because the mean of its divisors is an integer number (198660).

2^2175340 is an apocalyptic number.

2175340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2175340 is an abundant number, since it is smaller than the sum of its proper divisors (2592500).

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

2175340 is a wasteful number, since it uses less digits than its factorization.

2175340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761 (or 4759 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 2175340 is about 1474.9033866664. The cubic root of 2175340 is about 129.5713693550.

The spelling of 2175340 in words is "two million, one hundred seventy-five thousand, three hundred forty".