2752609 has 2 divisors, whose sum is σ = 2752610. Its totient is φ = 2752608.

The previous prime is 2752601. The next prime is 2752613. The reversal of 2752609 is 9062572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2712609 + 40000 = 1647^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 2752609 - 2³ = 2752601 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 7⁵ + 5² + 2²⁰ + 6⁸ + 0 + 9⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2752601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376304 + 1376305.

It is an arithmetic number, because the mean of its divisors is an integer number (1376305).

2^2752609 is an apocalyptic number.

It is an amenable number.

2752609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2752609 is an equidigital number, since it uses as much as digits as its factorization.

2752609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 2752609 is about 1659.0988517867. The cubic root of 2752609 is about 140.1462587142.

The spelling of 2752609 in words is "two million, seven hundred fifty-two thousand, six hundred nine".