6653441 has 8 divisors (see below), whose sum is σ = 6914280. Its totient is φ = 6394752.

The previous prime is 6653429. The next prime is 6653467. The reversal of 6653441 is 1443566.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 874225 + 5779216 = 935^2 + 2404^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6653441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6653411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8711 + ... + 9443.

It is an arithmetic number, because the mean of its divisors is an integer number (864285).

Almost surely, 2^6653441 is an apocalyptic number.

It is an amenable number.

6653441 is a deficient number, since it is larger than the sum of its proper divisors (260839).

6653441 is a wasteful number, since it uses less digits than its factorization.

6653441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075.

The product of its digits is 8640, while the sum is 29.

The square root of 6653441 is about 2579.4264866439. The cubic root of 6653441 is about 188.0826650948.

The spelling of 6653441 in words is "six million, six hundred fifty-three thousand, four hundred forty-one".