3953037644 has 12 divisors (see below), whose sum is σ = 7078695624. Its totient is φ = 1930553184.

The previous prime is 3953037643. The next prime is 3953037703. The reversal of 3953037644 is 4467303593.

It is a super-2 number, since 2×3953037644² = 31253013229762141472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3953037595 and 3953037604.

It is not an unprimeable number, because it can be changed into a prime (3953037643) 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 in 3 ways as a sum of consecutive naturals, for example, 11491217 + ... + 11491560.

It is an arithmetic number, because the mean of its divisors is an integer number (589891302).

Almost surely, 2^3953037644 is an apocalyptic number.

It is an amenable number.

3953037644 is a deficient number, since it is larger than the sum of its proper divisors (3125657980).

3953037644 is a wasteful number, since it uses less digits than its factorization.

3953037644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22982824 (or 22982822 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 44.

The square root of 3953037644 is about 62873.1870036823. The cubic root of 3953037644 is about 1581.1642388478.

The spelling of 3953037644 in words is "three billion, nine hundred fifty-three million, thirty-seven thousand, six hundred forty-four".