2042236 has 12 divisors (see below), whose sum is σ = 4084528. Its totient is φ = 875232.

The previous prime is 2042233. The next prime is 2042237. The reversal of 2042236 is 6322402.

2042236 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042233) 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, 36441 + ... + 36496.

2^2042236 is an apocalyptic number.

It is an amenable number.

2042236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2042236 is a wasteful number, since it uses less digits than its factorization.

2042236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72948 (or 72946 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2042236 is about 1429.0682279024. The cubic root of 2042236 is about 126.8728344571.

Adding to 2042236 its reverse (6322402), we get a palindrome (8364638).

It can be divided in two parts, 2042 and 236, that added together give a triangular number (2278 = T₆₇).

The spelling of 2042236 in words is "two million, forty-two thousand, two hundred thirty-six".