2026199917 has 8 divisors (see below), whose sum is σ = 2348272512. Its totient is φ = 1712281200.

The previous prime is 2026199887. The next prime is 2026199941. The reversal of 2026199917 is 7199916202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2026199917 - 2¹⁵ = 2026167149 is a prime.

It is a super-2 number, since 2×2026199917² = 8210972207301613778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026199977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2037934 + ... + 2038927.

It is an arithmetic number, because the mean of its divisors is an integer number (293534064).

Almost surely, 2^2026199917 is an apocalyptic number.

It is an amenable number.

2026199917 is a deficient number, since it is larger than the sum of its proper divisors (322072595).

2026199917 is an equidigital number, since it uses as much as digits as its factorization.

2026199917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076939.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 2026199917 is about 45013.3304366606. The cubic root of 2026199917 is about 1265.3988373013.

The spelling of 2026199917 in words is "two billion, twenty-six million, one hundred ninety-nine thousand, nine hundred seventeen".