2729288 has 32 divisors (see below), whose sum is σ = 5375160. Its totient is φ = 1297920.

The previous prime is 2729261. The next prime is 2729303. The reversal of 2729288 is 8829272.

It can be written as a sum of positive squares in 4 ways, for example, as 1684804 + 1044484 = 1298^2 + 1022^2 .

It is a d-powerful number, because it can be written as 2¹¹ + 7³ + 2¹⁵ + 9⁶ + 2²¹ + 8⁵ + 8⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17306 + ... + 17462.

2^2729288 is an apocalyptic number.

It is an amenable number.

2729288 is a deficient number, since it is larger than the sum of its proper divisors (2645872).

2729288 is a wasteful number, since it uses less digits than its factorization.

2729288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 253 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 2729288 is about 1652.0556891340. The cubic root of 2729288 is about 139.7493474239.

The spelling of 2729288 in words is "two million, seven hundred twenty-nine thousand, two hundred eighty-eight".