2865329 has 2 divisors, whose sum is σ = 2865330. Its totient is φ = 2865328.

The previous prime is 2865319. The next prime is 2865337. The reversal of 2865329 is 9235682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2146225 + 719104 = 1465^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 2865329 - 2¹² = 2861233 is a prime.

It is a super-2 number, since 2×2865329² = 16420220556482, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 8⁵ + 6⁸ + 5⁷ + 3⁹ + 2¹⁹ + 9⁴ .

It is not a weakly prime, because it can be changed into another prime (2865319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432664 + 1432665.

It is an arithmetic number, because the mean of its divisors is an integer number (1432665).

2^2865329 is an apocalyptic number.

It is an amenable number.

2865329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2865329 is an equidigital number, since it uses as much as digits as its factorization.

2865329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 35.

The square root of 2865329 is about 1692.7282711646. The cubic root of 2865329 is about 142.0337319850.

It can be divided in two parts, 28653 and 29, that added together give a palindrome (28682).

The spelling of 2865329 in words is "two million, eight hundred sixty-five thousand, three hundred twenty-nine".