3872136 has 16 divisors (see below), whose sum is σ = 9680400. Its totient is φ = 1290704.

The previous prime is 3872129. The next prime is 3872153. The reversal of 3872136 is 6312783.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80646 + ... + 80693.

It is an arithmetic number, because the mean of its divisors is an integer number (605025).

Almost surely, 2^3872136 is an apocalyptic number.

It is an amenable number.

3872136 is an abundant number, since it is smaller than the sum of its proper divisors (5808264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3872136 is a wasteful number, since it uses less digits than its factorization.

3872136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161348 (or 161344 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 3872136 is about 1967.7743773106. The cubic root of 3872136 is about 157.0303266771.

The spelling of 3872136 in words is "three million, eight hundred seventy-two thousand, one hundred thirty-six".