2026340249 has 2 divisors, whose sum is σ = 2026340250. Its totient is φ = 2026340248.

The previous prime is 2026340237. The next prime is 2026340269. The reversal of 2026340249 is 9420436202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1637659024 + 388681225 = 40468^2 + 19715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2026340249 - 2⁴ = 2026340233 is a prime.

It is not a weakly prime, because it can be changed into another prime (2026340219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013170124 + 1013170125.

It is an arithmetic number, because the mean of its divisors is an integer number (1013170125).

Almost surely, 2^2026340249 is an apocalyptic number.

It is an amenable number.

2026340249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026340249 is an equidigital number, since it uses as much as digits as its factorization.

2026340249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 2026340249 is about 45014.8891923550. The cubic root of 2026340249 is about 1265.4280499255.

The spelling of 2026340249 in words is "two billion, twenty-six million, three hundred forty thousand, two hundred forty-nine".