2136436 has 12 divisors (see below), whose sum is σ = 3935680. Its totient is φ = 1011960.

The previous prime is 2136419. The next prime is 2136437. The reversal of 2136436 is 6346312.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2136436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13980 + ... + 14131.

2^2136436 is an apocalyptic number.

It is an amenable number.

2136436 is a deficient number, since it is larger than the sum of its proper divisors (1799244).

2136436 is a wasteful number, since it uses less digits than its factorization.

2136436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28134 (or 28132 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 2136436 is about 1461.6552261050. The cubic root of 2136436 is about 128.7942958779.

The spelling of 2136436 in words is "two million, one hundred thirty-six thousand, four hundred thirty-six".