2379216449 has 2 divisors, whose sum is σ = 2379216450. Its totient is φ = 2379216448.

The previous prime is 2379216401. The next prime is 2379216473. The reversal of 2379216449 is 9446129732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2339463424 + 39753025 = 48368^2 + 6305^2 .

It is a cyclic number.

It is not a de Polignac number, because 2379216449 - 2²⁰ = 2378167873 is a prime.

It is a super-2 number, since 2×2379216449² = 11321341822384339202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2379216149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189608224 + 1189608225.

It is an arithmetic number, because the mean of its divisors is an integer number (1189608225).

Almost surely, 2^2379216449 is an apocalyptic number.

It is an amenable number.

2379216449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2379216449 is an equidigital number, since it uses as much as digits as its factorization.

2379216449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 2379216449 is about 48777.2123947238. The cubic root of 2379216449 is about 1334.9899140293.

The spelling of 2379216449 in words is "two billion, three hundred seventy-nine million, two hundred sixteen thousand, four hundred forty-nine".