2645329 has 2 divisors, whose sum is σ = 2645330. Its totient is φ = 2645328.

The previous prime is 2645311. The next prime is 2645341. The reversal of 2645329 is 9235462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2331729 + 313600 = 1527^2 + 560^2 .

It is a cyclic number.

It is not a de Polignac number, because 2645329 - 2⁵ = 2645297 is a prime.

It is a d-powerful number, because it can be written as 2 + 6³ + 4⁷ + 5³ + 3¹² + 2²¹ + 9 .

2645329 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2645329.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2645359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322664 + 1322665.

It is an arithmetic number, because the mean of its divisors is an integer number (1322665).

2^2645329 is an apocalyptic number.

It is an amenable number.

2645329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2645329 is an equidigital number, since it uses as much as digits as its factorization.

2645329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 2645329 is about 1626.4467405974. The cubic root of 2645329 is about 138.3013961529.

The spelling of 2645329 in words is "two million, six hundred forty-five thousand, three hundred twenty-nine".