2660946 has 16 divisors (see below), whose sum is σ = 5375808. Its totient is φ = 878000.

The previous prime is 2660899. The next prime is 2660963. The reversal of 2660946 is 6490662.

It is a super-2 number, since 2×2660946² = 14161267229832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1590 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (335988).

2^2660946 is an apocalyptic number.

2660946 is an abundant number, since it is smaller than the sum of its proper divisors (2714862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2660946 is a wasteful number, since it uses less digits than its factorization.

2660946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 2660946 is about 1631.2406321570. The cubic root of 2660946 is about 138.5730216580.

The spelling of 2660946 in words is "two million, six hundred sixty thousand, nine hundred forty-six".