3742220197 has 2 divisors, whose sum is σ = 3742220198. Its totient is φ = 3742220196.

The previous prime is 3742220191. The next prime is 3742220203. The reversal of 3742220197 is 7910222473.

It is a balanced prime because it is at equal distance from previous prime (3742220191) and next prime (3742220203).

It can be written as a sum of positive squares in only one way, i.e., 3712343041 + 29877156 = 60929^2 + 5466^2 .

It is a cyclic number.

It is not a de Polignac number, because 3742220197 - 2³ = 3742220189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3742220191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871110098 + 1871110099.

It is an arithmetic number, because the mean of its divisors is an integer number (1871110099).

Almost surely, 2^3742220197 is an apocalyptic number.

It is an amenable number.

3742220197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3742220197 is an equidigital number, since it uses as much as digits as its factorization.

3742220197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 3742220197 is about 61173.6887640430. The cubic root of 3742220197 is about 1552.5411243961.

The spelling of 3742220197 in words is "three billion, seven hundred forty-two million, two hundred twenty thousand, one hundred ninety-seven".