2646042 has 24 divisors (see below), whose sum is σ = 6072288. Its totient is φ = 753000.

The previous prime is 2646041. The next prime is 2646071. The reversal of 2646042 is 2406462.

It is not an unprimeable number, because it can be changed into a prime (2646041) 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 in 11 ways as a sum of consecutive naturals, for example, 10417 + ... + 10667.

It is an arithmetic number, because the mean of its divisors is an integer number (253012).

2^2646042 is an apocalyptic number.

2646042 is an abundant number, since it is smaller than the sum of its proper divisors (3426246).

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

2646042 is an equidigital number, since it uses as much as digits as its factorization.

2646042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2646042 is about 1626.6659153004. The cubic root of 2646042 is about 138.3138205732.

The spelling of 2646042 in words is "two million, six hundred forty-six thousand, forty-two".