2013436 has 6 divisors (see below), whose sum is σ = 3523520. Its totient is φ = 1006716.

The previous prime is 2013409. The next prime is 2013439. The reversal of 2013436 is 6343102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251676 + ... + 251683.

2^2013436 is an apocalyptic number.

It is an amenable number.

2013436 is a deficient number, since it is larger than the sum of its proper divisors (1510084).

2013436 is a wasteful number, since it uses less digits than its factorization.

2013436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503363 (or 503361 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2013436 is about 1418.9559542142. The cubic root of 2013436 is about 126.2736138557.

Adding to 2013436 its reverse (6343102), we get a palindrome (8356538).

It can be divided in two parts, 20 and 13436, that added together give a square (13456 = 116²).

The spelling of 2013436 in words is "two million, thirteen thousand, four hundred thirty-six".