6633040 has 20 divisors (see below), whose sum is σ = 15422004. Its totient is φ = 2653184.

The previous prime is 6633031. The next prime is 6633047. The reversal of 6633040 is 403366.

It can be written as a sum of positive squares in 2 ways, for example, as 1915456 + 4717584 = 1384^2 + 2172^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6633047) 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, 41377 + ... + 41536.

Almost surely, 2^6633040 is an apocalyptic number.

It is an amenable number.

6633040 is an abundant number, since it is smaller than the sum of its proper divisors (8788964).

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

6633040 is a wasteful number, since it uses less digits than its factorization.

6633040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82926 (or 82920 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 6633040 is about 2575.4688893481. The cubic root of 6633040 is about 187.8902331921.

The spelling of 6633040 in words is "six million, six hundred thirty-three thousand, forty".