2181302 has 8 divisors (see below), whose sum is σ = 3302856. Its totient is φ = 1080352.

The previous prime is 2181271. The next prime is 2181329. The reversal of 2181302 is 2031812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 4883 + ... + 5310.

It is an arithmetic number, because the mean of its divisors is an integer number (412857).

2^2181302 is an apocalyptic number.

2181302 is a deficient number, since it is larger than the sum of its proper divisors (1121554).

2181302 is a wasteful number, since it uses less digits than its factorization.

2181302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10302.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2181302 is about 1476.9231530449. The cubic root of 2181302 is about 129.6896343675.

The spelling of 2181302 in words is "two million, one hundred eighty-one thousand, three hundred two".