2660607 has 12 divisors (see below), whose sum is σ = 3985800. Its totient is φ = 1773576.

The previous prime is 2660597. The next prime is 2660611. The reversal of 2660607 is 7060662.

It is not a de Polignac number, because 2660607 - 2⁴ = 2660591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5232 + ... + 5717.

It is an arithmetic number, because the mean of its divisors is an integer number (332150).

2^2660607 is an apocalyptic number.

2660607 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2660607 is a deficient number, since it is larger than the sum of its proper divisors (1325193).

2660607 is an equidigital number, since it uses as much as digits as its factorization.

2660607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10964 (or 10952 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2660607 is about 1631.1367202047. The cubic root of 2660607 is about 138.5671367522.

The spelling of 2660607 in words is "two million, six hundred sixty thousand, six hundred seven".