2665499 has 2 divisors, whose sum is σ = 2665500. Its totient is φ = 2665498.

The previous prime is 2665483. The next prime is 2665501. The reversal of 2665499 is 9945662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2665499 - 2⁴ = 2665483 is a prime.

Together with 2665501, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2665409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332749 + 1332750.

It is an arithmetic number, because the mean of its divisors is an integer number (1332750).

2^2665499 is an apocalyptic number.

2665499 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665499 is an equidigital number, since it uses as much as digits as its factorization.

2665499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 41.

The square root of 2665499 is about 1632.6355992689. The cubic root of 2665499 is about 138.6520115440.

The spelling of 2665499 in words is "two million, six hundred sixty-five thousand, four hundred ninety-nine".