3722349631 has 48 divisors (see below), whose sum is σ = 5386500000. Its totient is φ = 2519838720.

The previous prime is 3722349613. The next prime is 3722349649. The reversal of 3722349631 is 1369432273.

3722349631 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3722349613) and next prime (3722349649).

It is not a de Polignac number, because 3722349631 - 2⁵ = 3722349599 is a prime.

It is a super-2 number, since 2×3722349631² = 27711773550811672322, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722349671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103495 + ... + 134743.

It is an arithmetic number, because the mean of its divisors is an integer number (112218750).

Almost surely, 2^3722349631 is an apocalyptic number.

3722349631 is a deficient number, since it is larger than the sum of its proper divisors (1664150369).

3722349631 is a wasteful number, since it uses less digits than its factorization.

3722349631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31304 (or 31297 counting only the distinct ones).

The product of its digits is 163296, while the sum is 40.

The square root of 3722349631 is about 61011.0615462475. The cubic root of 3722349631 is about 1549.7883347457.

It can be divided in two parts, 3722 and 349631, that added together give a palindrome (353353).

The spelling of 3722349631 in words is "three billion, seven hundred twenty-two million, three hundred forty-nine thousand, six hundred thirty-one".