4072941988 has 12 divisors (see below), whose sum is σ = 7128817612. Its totient is φ = 2036136960.

The previous prime is 4072941979. The next prime is 4072941989. The reversal of 4072941988 is 8891492704.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2138877504 + 1934064484 = 46248^2 + 43978^2 .

It is a super-2 number, since 2×4072941988² = 33177712875226784288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4072941989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54993 + ... + 105688.

Almost surely, 2^4072941988 is an apocalyptic number.

It is an amenable number.

4072941988 is a deficient number, since it is larger than the sum of its proper divisors (3055875624).

4072941988 is a wasteful number, since it uses less digits than its factorization.

4072941988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167022 (or 167020 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 52.

The square root of 4072941988 is about 63819.6050442182. The cubic root of 4072941988 is about 1596.9920032034.

The spelling of 4072941988 in words is "four billion, seventy-two million, nine hundred forty-one thousand, nine hundred eighty-eight".