2661028 has 12 divisors (see below), whose sum is σ = 4681600. Its totient is φ = 1323432.

The previous prime is 2661013. The next prime is 2661067. The reversal of 2661028 is 8201662.

It is a junction number, because it is equal to n+sod(n) for n = 2660993 and 2661011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876 + ... + 2467.

2^2661028 is an apocalyptic number.

It is an amenable number.

2661028 is a deficient number, since it is larger than the sum of its proper divisors (2020572).

2661028 is a wasteful number, since it uses less digits than its factorization.

2661028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546 (or 3544 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2661028 is about 1631.2657662073. The cubic root of 2661028 is about 138.5744450705.

The spelling of 2661028 in words is "two million, six hundred sixty-one thousand, twenty-eight".