2660612 has 6 divisors (see below), whose sum is σ = 4656078. Its totient is φ = 1330304.

The previous prime is 2660611. The next prime is 2660621. The reversal of 2660612 is 2160662.

It can be written as a sum of positive squares in only one way, i.e., 2383936 + 276676 = 1544^2 + 526^2 .

It is not an unprimeable number, because it can be changed into a prime (2660611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332573 + ... + 332580.

It is an arithmetic number, because the mean of its divisors is an integer number (776013).

2^2660612 is an apocalyptic number.

It is an amenable number.

2660612 is a deficient number, since it is larger than the sum of its proper divisors (1995466).

2660612 is a wasteful number, since it uses less digits than its factorization.

2660612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665157 (or 665155 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2660612 is about 1631.1382528774. The cubic root of 2660612 is about 138.5672235539.

The spelling of 2660612 in words is "two million, six hundred sixty thousand, six hundred twelve".