2663936 has 60 divisors (see below), whose sum is σ = 5986596. Its totient is φ = 1182720.

The previous prime is 2663897. The next prime is 2663953. The reversal of 2663936 is 6393662.

It is a junction number, because it is equal to n+sod(n) for n = 2663896 and 2663905.

It is a congruent number.

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, 61931 + ... + 61973.

2^2663936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2663936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2993298).

2663936 is an abundant number, since it is smaller than the sum of its proper divisors (3322660).

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

2663936 is an equidigital number, since it uses as much as digits as its factorization.

2663936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 56 counting only the distinct ones).

The product of its digits is 34992, while the sum is 35.

The square root of 2663936 is about 1632.1568552072. The cubic root of 2663936 is about 138.6249052414.

The spelling of 2663936 in words is "two million, six hundred sixty-three thousand, nine hundred thirty-six".