6609738 has 16 divisors (see below), whose sum is σ = 13675680. Its totient is φ = 2127216.

The previous prime is 6609737. The next prime is 6609761. The reversal of 6609738 is 8379066.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6609696 and 6609705.

It is not an unprimeable number, because it can be changed into a prime (6609737) 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, 18820 + ... + 19167.

It is an arithmetic number, because the mean of its divisors is an integer number (854730).

Almost surely, 2^6609738 is an apocalyptic number.

6609738 is an abundant number, since it is smaller than the sum of its proper divisors (7065942).

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

6609738 is a wasteful number, since it uses less digits than its factorization.

6609738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38021.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 6609738 is about 2570.9410728369. The cubic root of 6609738 is about 187.6699543473.

The spelling of 6609738 in words is "six million, six hundred nine thousand, seven hundred thirty-eight".