2480509 has 2 divisors, whose sum is σ = 2480510. Its totient is φ = 2480508.

The previous prime is 2480503. The next prime is 2480539. The reversal of 2480509 is 9050842.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2316484 + 164025 = 1522^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 2480509 - 2³ = 2480501 is a prime.

2480509 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2480501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240254 + 1240255.

It is an arithmetic number, because the mean of its divisors is an integer number (1240255).

2^2480509 is an apocalyptic number.

It is an amenable number.

2480509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2480509 is an equidigital number, since it uses as much as digits as its factorization.

2480509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2480509 is about 1574.9631741727. The cubic root of 2480509 is about 135.3672487872.

The spelling of 2480509 in words is "two million, four hundred eighty thousand, five hundred nine".