2027156 has 12 divisors (see below), whose sum is σ = 3643668. Its totient is φ = 986112.

The previous prime is 2027147. The next prime is 2027159. The reversal of 2027156 is 6517202.

It can be written as a sum of positive squares in 2 ways, for example, as 839056 + 1188100 = 916^2 + 1090^2 .

It is a super-2 number, since 2×2027156² = 8218722896672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2027159) 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 3 ways as a sum of consecutive naturals, for example, 6701 + ... + 6996.

It is an arithmetic number, because the mean of its divisors is an integer number (303639).

2^2027156 is an apocalyptic number.

It is an amenable number.

2027156 is a deficient number, since it is larger than the sum of its proper divisors (1616512).

2027156 is a wasteful number, since it uses less digits than its factorization.

2027156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13738 (or 13736 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2027156 is about 1423.7822867279. The cubic root of 2027156 is about 126.5597836434.

The spelling of 2027156 in words is "two million, twenty-seven thousand, one hundred fifty-six".