2023556 has 12 divisors (see below), whose sum is σ = 3655680. Its totient is φ = 979080.

The previous prime is 2023547. The next prime is 2023577. The reversal of 2023556 is 6553202.

It is a happy 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, 8036 + ... + 8283.

It is an arithmetic number, because the mean of its divisors is an integer number (304640).

2^2023556 is an apocalyptic number.

It is an amenable number.

2023556 is a deficient number, since it is larger than the sum of its proper divisors (1632124).

2023556 is a wasteful number, since it uses less digits than its factorization.

2023556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16354 (or 16352 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2023556 is about 1422.5174867115. The cubic root of 2023556 is about 126.4848206255.

Adding to 2023556 its reverse (6553202), we get a palindrome (8576758).

The spelling of 2023556 in words is "two million, twenty-three thousand, five hundred fifty-six".