2073636 has 18 divisors (see below), whose sum is σ = 5241782. Its totient is φ = 691200.

The previous prime is 2073619. The next prime is 2073647. The reversal of 2073636 is 6363702.

2073636 is a `hidden beast` number, since 20 + 7 + 3 + 636 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 36 = 1440^2 + 6^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28765 + ... + 28836.

2^2073636 is an apocalyptic number.

It is an amenable number.

2073636 is an abundant number, since it is smaller than the sum of its proper divisors (3168146).

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

2073636 is a wasteful number, since it uses less digits than its factorization.

2073636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57611 (or 57606 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 2073636 is about 1440.0124999457. The cubic root of 2073636 is about 127.5197662550.

It can be divided in two parts, 20736 and 36, that multiplied together give a square (746496 = 864²).

The spelling of 2073636 in words is "two million, seventy-three thousand, six hundred thirty-six".