2009936 has 10 divisors (see below), whose sum is σ = 3894282. Its totient is φ = 1004960.

The previous prime is 2009923. The next prime is 2009957. The reversal of 2009936 is 6399002.

It can be written as a sum of positive squares in only one way, i.e., 1547536 + 462400 = 1244^2 + 680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2009899 and 2009908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62795 + ... + 62826.

2^2009936 is an apocalyptic number.

It is an amenable number.

2009936 is a deficient number, since it is larger than the sum of its proper divisors (1884346).

2009936 is a wasteful number, since it uses less digits than its factorization.

2009936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125629 (or 125623 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 2009936 is about 1417.7221166364. The cubic root of 2009936 is about 126.2004033531.

The spelling of 2009936 in words is "two million, nine thousand, nine hundred thirty-six".