6650601 has 8 divisors (see below), whose sum is σ = 8880384. Its totient is φ = 4427280.

The previous prime is 6650597. The next prime is 6650603. The reversal of 6650601 is 1060566.

6650601 is nontrivially palindromic in base 6.

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

It is not a de Polignac number, because 6650601 - 2² = 6650597 is a prime.

It is a super-2 number, since 2×6650601² = 88460987322402, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (6650603) 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, 1855 + ... + 4091.

It is an arithmetic number, because the mean of its divisors is an integer number (1110048).

Almost surely, 2^6650601 is an apocalyptic number.

It is an amenable number.

6650601 is a deficient number, since it is larger than the sum of its proper divisors (2229783).

6650601 is a wasteful number, since it uses less digits than its factorization.

6650601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 6650601 is about 2578.8759179146. The cubic root of 6650601 is about 188.0559004584.

The spelling of 6650601 in words is "six million, six hundred fifty thousand, six hundred one".