3872236 has 24 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 1846992.

The previous prime is 3872221. The next prime is 3872237. The reversal of 3872236 is 6322783.

It is a junction number, because it is equal to n+sod(n) for n = 3872198 and 3872207.

It is not an unprimeable number, because it can be changed into a prime (3872237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7845 + ... + 8323.

It is an arithmetic number, because the mean of its divisors is an integer number (295680).

Almost surely, 2^3872236 is an apocalyptic number.

It is an amenable number.

3872236 is a deficient number, since it is larger than the sum of its proper divisors (3224084).

3872236 is a wasteful number, since it uses less digits than its factorization.

3872236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 571 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 3872236 is about 1967.7997865637. The cubic root of 3872236 is about 157.0316784631.

The spelling of 3872236 in words is "three million, eight hundred seventy-two thousand, two hundred thirty-six".