2662788 has 24 divisors (see below), whose sum is σ = 6320160. Its totient is φ = 872320.

The previous prime is 2662787. The next prime is 2662789. The reversal of 2662788 is 8872662.

It is an interprime number because it is at equal distance from previous prime (2662787) and next prime (2662789).

It is not an unprimeable number, because it can be changed into a prime (2662783) 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 7 ways as a sum of consecutive naturals, for example, 1173 + ... + 2588.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

2^2662788 is an apocalyptic number.

It is an amenable number.

2662788 is an abundant number, since it is smaller than the sum of its proper divisors (3657372).

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

2662788 is a wasteful number, since it uses less digits than its factorization.

2662788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827 (or 3825 counting only the distinct ones).

The product of its digits is 64512, while the sum is 39.

The square root of 2662788 is about 1631.8051354252. The cubic root of 2662788 is about 138.6049893154.

The spelling of 2662788 in words is "two million, six hundred sixty-two thousand, seven hundred eighty-eight".