3722006831 has 2 divisors, whose sum is σ = 3722006832. Its totient is φ = 3722006830.

The previous prime is 3722006797. The next prime is 3722006833. The reversal of 3722006831 is 1386002273.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3722006831 is a prime.

It is a super-2 number, since 2×3722006831² = 27706669700021325122, which contains 22 as substring.

Together with 3722006833, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3722006833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861003415 + 1861003416.

It is an arithmetic number, because the mean of its divisors is an integer number (1861003416).

Almost surely, 2^3722006831 is an apocalyptic number.

3722006831 is a deficient number, since it is larger than the sum of its proper divisors (1).

3722006831 is an equidigital number, since it uses as much as digits as its factorization.

3722006831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3722006831 is about 61008.2521549339. The cubic root of 3722006831 is about 1549.7407587248.

The spelling of 3722006831 in words is "three billion, seven hundred twenty-two million, six thousand, eight hundred thirty-one".