4072136 has 16 divisors (see below), whose sum is σ = 7657740. Its totient is φ = 2030080.

The previous prime is 4072097. The next prime is 4072139. The reversal of 4072136 is 6312704.

It can be written as a sum of positive squares in 2 ways, for example, as 3976036 + 96100 = 1994^2 + 310^2 .

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (4072139) 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, 3680 + ... + 4656.

Almost surely, 2^4072136 is an apocalyptic number.

It is an amenable number.

4072136 is a deficient number, since it is larger than the sum of its proper divisors (3585604).

4072136 is a wasteful number, since it uses less digits than its factorization.

4072136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 4072136 is about 2017.9534186893. The cubic root of 4072136 is about 159.6886654186.

The spelling of 4072136 in words is "four million, seventy-two thousand, one hundred thirty-six".