2646992 has 10 divisors (see below), whose sum is σ = 5128578. Its totient is φ = 1323488.

The previous prime is 2646991. The next prime is 2647003. The reversal of 2646992 is 2996462.

2646992 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2483776 + 163216 = 1576^2 + 404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82703 + ... + 82734.

2^2646992 is an apocalyptic number.

It is an amenable number.

2646992 is a deficient number, since it is larger than the sum of its proper divisors (2481586).

2646992 is a wasteful number, since it uses less digits than its factorization.

2646992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165445 (or 165439 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 2646992 is about 1626.9578974270. The cubic root of 2646992 is about 138.3303713822.

The spelling of 2646992 in words is "two million, six hundred forty-six thousand, nine hundred ninety-two".