3872436 has 24 divisors (see below), whose sum is σ = 9073344. Its totient is φ = 1285440.

The previous prime is 3872423. The next prime is 3872459. The reversal of 3872436 is 6342783.

It is a junction number, because it is equal to n+sod(n) for n = 3872397 and 3872406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241 + ... + 4271.

It is an arithmetic number, because the mean of its divisors is an integer number (378056).

Almost surely, 2^3872436 is an apocalyptic number.

It is an amenable number.

3872436 is an abundant number, since it is smaller than the sum of its proper divisors (5200908).

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

3872436 is a wasteful number, since it uses less digits than its factorization.

3872436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 1349 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 3872436 is about 1967.8506040856. The cubic root of 3872436 is about 157.0343819652.

The spelling of 3872436 in words is "three million, eight hundred seventy-two thousand, four hundred thirty-six".