2292509 has 2 divisors, whose sum is σ = 2292510. Its totient is φ = 2292508.

The previous prime is 2292497. The next prime is 2292523. The reversal of 2292509 is 9052922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1570009 + 722500 = 1253^2 + 850^2 .

It is a cyclic number.

It is not a de Polignac number, because 2292509 - 2⁸ = 2292253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2292529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1146254 + 1146255.

It is an arithmetic number, because the mean of its divisors is an integer number (1146255).

2^2292509 is an apocalyptic number.

It is an amenable number.

2292509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2292509 is an equidigital number, since it uses as much as digits as its factorization.

2292509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2292509 is about 1514.1033650316. The cubic root of 2292509 is about 131.8571495646.

It can be divided in two parts, 2292 and 509, that multiplied together give a triangular number (1166628 = T₁₅₂₇).

The spelling of 2292509 in words is "two million, two hundred ninety-two thousand, five hundred nine".