6649234 has 8 divisors (see below), whose sum is σ = 10072908. Its totient is φ = 3291600.

The previous prime is 6649229. The next prime is 6649249. The reversal of 6649234 is 4329466.

It can be written as a sum of positive squares in 2 ways, for example, as 6017209 + 632025 = 2453^2 + 795^2 .

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

It is a d-powerful number, because it can be written as 6⁶ + 6⁸ + 4⁶ + 9³ + 2¹⁷ + 3¹⁴ + 4⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 6649234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16257 + ... + 16660.

Almost surely, 2^6649234 is an apocalyptic number.

6649234 is a deficient number, since it is larger than the sum of its proper divisors (3423674).

6649234 is a wasteful number, since it uses less digits than its factorization.

6649234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33020.

The product of its digits is 31104, while the sum is 34.

The square root of 6649234 is about 2578.6108663387. The cubic root of 6649234 is about 188.0430149046.

The spelling of 6649234 in words is "six million, six hundred forty-nine thousand, two hundred thirty-four".