2828666 has 8 divisors (see below), whose sum is σ = 4263744. Its totient is φ = 1407420.

The previous prime is 2828641. The next prime is 2828717. The reversal of 2828666 is 6668282.

2828666 = 480² + 481² + ... + 491².

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2930 + ... + 3773.

It is an arithmetic number, because the mean of its divisors is an integer number (532968).

2^2828666 is an apocalyptic number.

2828666 is a deficient number, since it is larger than the sum of its proper divisors (1435078).

2828666 is a wasteful number, since it uses less digits than its factorization.

2828666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916.

The product of its digits is 55296, while the sum is 38.

The square root of 2828666 is about 1681.8638470459. The cubic root of 2828666 is about 141.4253373795.

The spelling of 2828666 in words is "two million, eight hundred twenty-eight thousand, six hundred sixty-six".