3722143237 has 2 divisors, whose sum is σ = 3722143238. Its totient is φ = 3722143236.

The previous prime is 3722143231. The next prime is 3722143241. The reversal of 3722143237 is 7323412273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3609486241 + 112656996 = 60079^2 + 10614^2 .

It is a cyclic number.

It is not a de Polignac number, because 3722143237 - 2¹⁹ = 3721618949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3722143231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861071618 + 1861071619.

It is an arithmetic number, because the mean of its divisors is an integer number (1861071619).

Almost surely, 2^3722143237 is an apocalyptic number.

It is an amenable number.

3722143237 is a deficient number, since it is larger than the sum of its proper divisors (1).

3722143237 is an equidigital number, since it uses as much as digits as its factorization.

3722143237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 34.

The square root of 3722143237 is about 61009.3700754237. The cubic root of 3722143237 is about 1549.7596903895.

The spelling of 3722143237 in words is "three billion, seven hundred twenty-two million, one hundred forty-three thousand, two hundred thirty-seven".