2649936 has 20 divisors (see below), whose sum is σ = 6845792. Its totient is φ = 883296.

The previous prime is 2649931. The next prime is 2649967. The reversal of 2649936 is 6399462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2649894 and 2649903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2649931) 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, 27556 + ... + 27651.

2^2649936 is an apocalyptic number.

It is an amenable number.

2649936 is an abundant number, since it is smaller than the sum of its proper divisors (4195856).

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

2649936 is a wasteful number, since it uses less digits than its factorization.

2649936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55218 (or 55212 counting only the distinct ones).

The product of its digits is 69984, while the sum is 39.

The square root of 2649936 is about 1627.8624020475. The cubic root of 2649936 is about 138.3816363308.

The spelling of 2649936 in words is "two million, six hundred forty-nine thousand, nine hundred thirty-six".