2724636 has 12 divisors (see below), whose sum is σ = 6357512. Its totient is φ = 908208.

The previous prime is 2724629. The next prime is 2724653. The reversal of 2724636 is 6364272.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 2¹¹ + 7² + 2¹⁵ + 4¹⁰ + 6³ + 3¹³ + 6⁶ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113515 + ... + 113538.

2^2724636 is an apocalyptic number.

It is an amenable number.

2724636 is an abundant number, since it is smaller than the sum of its proper divisors (3632876).

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

2724636 is a wasteful number, since it uses less digits than its factorization.

2724636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227060 (or 227058 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 2724636 is about 1650.6471458189. The cubic root of 2724636 is about 139.6699025673.

The spelling of 2724636 in words is "two million, seven hundred twenty-four thousand, six hundred thirty-six".