2266728 has 16 divisors (see below), whose sum is σ = 5666880. Its totient is φ = 755568.

The previous prime is 2266717. The next prime is 2266739. The reversal of 2266728 is 8276622.

It is an interprime number because it is at equal distance from previous prime (2266717) and next prime (2266739).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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, 47200 + ... + 47247.

It is an arithmetic number, because the mean of its divisors is an integer number (354180).

2^2266728 is an apocalyptic number.

It is an amenable number.

2266728 is an abundant number, since it is smaller than the sum of its proper divisors (3400152).

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

2266728 is a wasteful number, since it uses less digits than its factorization.

2266728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94456 (or 94452 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 2266728 is about 1505.5656744227. The cubic root of 2266728 is about 131.3610072208.

The spelling of 2266728 in words is "two million, two hundred sixty-six thousand, seven hundred twenty-eight".