2321270 has 16 divisors (see below), whose sum is σ = 4775328. Its totient is φ = 795840.

The previous prime is 2321243. The next prime is 2321273. The reversal of 2321270 is 721232.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16511 + ... + 16650.

It is an arithmetic number, because the mean of its divisors is an integer number (298458).

2^2321270 is an apocalyptic number.

2321270 is an abundant number, since it is smaller than the sum of its proper divisors (2454058).

2321270 is a wasteful number, since it uses less digits than its factorization.

2321270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33175.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 2321270 is about 1523.5714620588. The cubic root of 2321270 is about 132.4062704867.

The spelling of 2321270 in words is "two million, three hundred twenty-one thousand, two hundred seventy".