2026440029 has 2 divisors, whose sum is σ = 2026440030. Its totient is φ = 2026440028.

The previous prime is 2026440011. The next prime is 2026440043. The reversal of 2026440029 is 9200446202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1425062500 + 601377529 = 37750^2 + 24523^2 .

It is a cyclic number.

It is not a de Polignac number, because 2026440029 - 2⁸ = 2026439773 is a prime.

It is a super-2 number, since 2×2026440029² = 8212918382267041682, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2026439983 and 2026440010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2026440529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013220014 + 1013220015.

It is an arithmetic number, because the mean of its divisors is an integer number (1013220015).

Almost surely, 2^2026440029 is an apocalyptic number.

It is an amenable number.

2026440029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026440029 is an equidigital number, since it uses as much as digits as its factorization.

2026440029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2026440029 is about 45015.9974786742. The cubic root of 2026440029 is about 1265.4488201027.

The spelling of 2026440029 in words is "two billion, twenty-six million, four hundred forty thousand, twenty-nine".