6611801 has 4 divisors (see below), whose sum is σ = 7556352. Its totient is φ = 5667252.

The previous prime is 6611777. The next prime is 6611807. The reversal of 6611801 is 1081166.

It is a happy number.

6611801 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6611801 - 2¹⁴ = 6595417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6611807) 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, 472265 + ... + 472278.

It is an arithmetic number, because the mean of its divisors is an integer number (1889088).

Almost surely, 2^6611801 is an apocalyptic number.

It is an amenable number.

6611801 is a deficient number, since it is larger than the sum of its proper divisors (944551).

6611801 is an equidigital number, since it uses as much as digits as its factorization.

6611801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944550.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 6611801 is about 2571.3422564878. The cubic root of 6611801 is about 187.6894772010.

Adding to 6611801 its reverse (1081166), we get a palindrome (7692967).

The spelling of 6611801 in words is "six million, six hundred eleven thousand, eight hundred one".