2026730161 has 8 divisors (see below), whose sum is σ = 2052590760. Its totient is φ = 2000938368.

The previous prime is 2026730149. The next prime is 2026730177. The reversal of 2026730161 is 1610376202.

It can be written as a sum of positive squares in 4 ways, for example, as 205062400 + 1821667761 = 14320^2 + 42681^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2026730161 - 2¹³ = 2026721969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2026730131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43435 + ... + 77071.

It is an arithmetic number, because the mean of its divisors is an integer number (256573845).

Almost surely, 2^2026730161 is an apocalyptic number.

It is an amenable number.

2026730161 is a deficient number, since it is larger than the sum of its proper divisors (25860599).

2026730161 is an equidigital number, since it uses as much as digits as its factorization.

2026730161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34403.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2026730161 is about 45019.2199066132. The cubic root of 2026730161 is about 1265.5092100265.

The spelling of 2026730161 in words is "two billion, twenty-six million, seven hundred thirty thousand, one hundred sixty-one".