2023156 has 24 divisors (see below), whose sum is σ = 3719520. Its totient is φ = 961632.

The previous prime is 2023141. The next prime is 2023157. The reversal of 2023156 is 6513202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12331 + ... + 12493.

It is an arithmetic number, because the mean of its divisors is an integer number (154980).

2^2023156 is an apocalyptic number.

It is an amenable number.

2023156 is a deficient number, since it is larger than the sum of its proper divisors (1696364).

2023156 is a wasteful number, since it uses less digits than its factorization.

2023156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2023156 is about 1422.3768839516. The cubic root of 2023156 is about 126.4764859146.

Adding to 2023156 its reverse (6513202), we get a palindrome (8536358).

The spelling of 2023156 in words is "two million, twenty-three thousand, one hundred fifty-six".