6635238 has 8 divisors (see below), whose sum is σ = 13270488. Its totient is φ = 2211744.

The previous prime is 6635231. The next prime is 6635243. The reversal of 6635238 is 8325366.

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

6635238 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6635199 and 6635208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6635231) 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, 552931 + ... + 552942.

It is an arithmetic number, because the mean of its divisors is an integer number (1658811).

Almost surely, 2^6635238 is an apocalyptic number.

6635238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6635238 is a wasteful number, since it uses less digits than its factorization.

6635238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105878.

The product of its digits is 25920, while the sum is 33.

The square root of 6635238 is about 2575.8955724175. The cubic root of 6635238 is about 187.9109847190.

The spelling of 6635238 in words is "six million, six hundred thirty-five thousand, two hundred thirty-eight".