2026581229 has 4 divisors (see below), whose sum is σ = 2027979360. Its totient is φ = 2025183100.

The previous prime is 2026581217. The next prime is 2026581241. The reversal of 2026581229 is 9221856202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2026581217) and next prime (2026581241).

It is a cyclic number.

It is not a de Polignac number, because 2026581229 - 2¹³ = 2026573037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026581269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696889 + ... + 699790.

It is an arithmetic number, because the mean of its divisors is an integer number (506994840).

Almost surely, 2^2026581229 is an apocalyptic number.

It is an amenable number.

2026581229 is a deficient number, since it is larger than the sum of its proper divisors (1398131).

2026581229 is a wasteful number, since it uses less digits than its factorization.

2026581229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398130.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 2026581229 is about 45017.5657827031. The cubic root of 2026581229 is about 1265.4782110907.

The spelling of 2026581229 in words is "two billion, twenty-six million, five hundred eighty-one thousand, two hundred twenty-nine".