2604001849 has 2 divisors, whose sum is σ = 2604001850. Its totient is φ = 2604001848.

The previous prime is 2604001847. The next prime is 2604001903. The reversal of 2604001849 is 9481004062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1766941225 + 837060624 = 42035^2 + 28932^2 .

It is a cyclic number.

It is not a de Polignac number, because 2604001849 - 2¹ = 2604001847 is a prime.

Together with 2604001847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2604001847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302000924 + 1302000925.

It is an arithmetic number, because the mean of its divisors is an integer number (1302000925).

Almost surely, 2^2604001849 is an apocalyptic number.

It is an amenable number.

2604001849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604001849 is an equidigital number, since it uses as much as digits as its factorization.

2604001849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2604001849 is about 51029.4214056950. The cubic root of 2604001849 is about 1375.7739949100.

The spelling of 2604001849 in words is "two billion, six hundred four million, one thousand, eight hundred forty-nine".