6642935 has 8 divisors (see below), whose sum is σ = 8584800. Its totient is φ = 4905504.

The previous prime is 6642919. The next prime is 6642991. The reversal of 6642935 is 5392466.

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

It is a cyclic number.

It is not a de Polignac number, because 6642935 - 2⁴ = 6642919 is a prime.

It is a d-powerful number, because it can be written as 6 + 6⁷ + 4¹⁰ + 2 + 9⁶ + 3¹⁴ + 5 .

It is a junction number, because it is equal to n+sod(n) for n = 6642895 and 6642904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51035 + ... + 51164.

It is an arithmetic number, because the mean of its divisors is an integer number (1073100).

Almost surely, 2^6642935 is an apocalyptic number.

6642935 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6642935 is a deficient number, since it is larger than the sum of its proper divisors (1941865).

6642935 is a wasteful number, since it uses less digits than its factorization.

6642935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102217.

The product of its digits is 38880, while the sum is 35.

The square root of 6642935 is about 2577.3891828748. The cubic root of 6642935 is about 187.9836167253.

The spelling of 6642935 in words is "six million, six hundred forty-two thousand, nine hundred thirty-five".