2660468 has 6 divisors (see below), whose sum is σ = 4655826. Its totient is φ = 1330232.

The previous prime is 2660467. The next prime is 2660473. The reversal of 2660468 is 8640662.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2630884 + 29584 = 1622^2 + 172^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332555 + ... + 332562.

It is an arithmetic number, because the mean of its divisors is an integer number (775971).

2^2660468 is an apocalyptic number.

It is an amenable number.

2660468 is a deficient number, since it is larger than the sum of its proper divisors (1995358).

2660468 is a wasteful number, since it uses less digits than its factorization.

2660468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665121 (or 665119 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 2660468 is about 1631.0941113253. The cubic root of 2660468 is about 138.5647236228.

The spelling of 2660468 in words is "two million, six hundred sixty thousand, four hundred sixty-eight".