2026196729 has 2 divisors, whose sum is σ = 2026196730. Its totient is φ = 2026196728.

The previous prime is 2026196693. The next prime is 2026196741. The reversal of 2026196729 is 9276916202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1711063225 + 315133504 = 41365^2 + 17752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2026196729 is a prime.

It is a super-2 number, since 2×2026196729² = 8210946369220598882, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2026196729.

It is not a weakly prime, because it can be changed into another prime (2026196329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013098364 + 1013098365.

It is an arithmetic number, because the mean of its divisors is an integer number (1013098365).

Almost surely, 2^2026196729 is an apocalyptic number.

It is an amenable number.

2026196729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026196729 is an equidigital number, since it uses as much as digits as its factorization.

2026196729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 2026196729 is about 45013.2950249146. The cubic root of 2026196729 is about 1265.3981736462.

The spelling of 2026196729 in words is "two billion, twenty-six million, one hundred ninety-six thousand, seven hundred twenty-nine".