2604214009 has 2 divisors, whose sum is σ = 2604214010. Its totient is φ = 2604214008.

The previous prime is 2604213943. The next prime is 2604214021. The reversal of 2604214009 is 9004124062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2068430400 + 535783609 = 45480^2 + 23147^2 .

It is a cyclic number.

It is not a de Polignac number, because 2604214009 - 2⁷ = 2604213881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2604214049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302107004 + 1302107005.

It is an arithmetic number, because the mean of its divisors is an integer number (1302107005).

Almost surely, 2^2604214009 is an apocalyptic number.

It is an amenable number.

2604214009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604214009 is an equidigital number, since it uses as much as digits as its factorization.

2604214009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2604214009 is about 51031.5001641143. The cubic root of 2604214009 is about 1375.8113574391.

The spelling of 2604214009 in words is "two billion, six hundred four million, two hundred fourteen thousand, nine".