2158852 has 6 divisors (see below), whose sum is σ = 3777998. Its totient is φ = 1079424.

The previous prime is 2158843. The next prime is 2158859. The reversal of 2158852 is 2588512.

It can be written as a sum of positive squares in only one way, i.e., 1674436 + 484416 = 1294^2 + 696^2 .

It is not an unprimeable number, because it can be changed into a prime (2158859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269853 + ... + 269860.

2^2158852 is an apocalyptic number.

It is an amenable number.

2158852 is a deficient number, since it is larger than the sum of its proper divisors (1619146).

2158852 is a wasteful number, since it uses less digits than its factorization.

2158852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539717 (or 539715 counting only the distinct ones).

The product of its digits is 6400, while the sum is 31.

The square root of 2158852 is about 1469.3032362314. The cubic root of 2158852 is about 129.2431765008.

The spelling of 2158852 in words is "two million, one hundred fifty-eight thousand, eight hundred fifty-two".