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1066601 = 9671103
BaseRepresentation
bin100000100011001101001
32000012002202
410010121221
5233112401
634505545
712031424
oct4043151
92005082
101066601
11669398
124352b5
132b4633
141da9bb
1516106b
hex104669

1066601 has 4 divisors (see below), whose sum is σ = 1068672. Its totient is φ = 1064532.

The previous prime is 1066577. The next prime is 1066619.

1066601 is nontrivially palindromic in base 10.

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 a de Polignac number, because none of the positive numbers 2k-1066601 is a prime.

It is a super-2 number, since 2×10666012 = 2275275386402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066621) 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, 416 + ... + 1518.

It is an arithmetic number, because the mean of its divisors is an integer number (267168).

21066601 is an apocalyptic number.

It is an amenable number.

1066601 is a deficient number, since it is larger than the sum of its proper divisors (2071).

1066601 is an equidigital number, since it uses as much as digits as its factorization.

1066601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1066601 is about 1032.7637677610. The cubic root of 1066601 is about 102.1724942350.

The spelling of 1066601 in words is "one million, sixty-six thousand, six hundred one".

Divisors: 1 967 1103 1066601