3620823197 has 2 divisors, whose sum is σ = 3620823198. Its totient is φ = 3620823196.

The previous prime is 3620823187. The next prime is 3620823221. The reversal of 3620823197 is 7913280263.

3620823197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3474630916 + 146192281 = 58946^2 + 12091^2 .

It is a cyclic number.

It is not a de Polignac number, because 3620823197 - 2⁶ = 3620823133 is a prime.

It is a super-2 number, since 2×3620823197² = 26220721247866601618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3620823187) 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 as a sum of consecutive naturals, namely, 1810411598 + 1810411599.

It is an arithmetic number, because the mean of its divisors is an integer number (1810411599).

Almost surely, 2^3620823197 is an apocalyptic number.

It is an amenable number.

3620823197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3620823197 is an equidigital number, since it uses as much as digits as its factorization.

3620823197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 3620823197 is about 60173.2764356404. The cubic root of 3620823197 is about 1535.5681878358.

The spelling of 3620823197 in words is "three billion, six hundred twenty million, eight hundred twenty-three thousand, one hundred ninety-seven".