3837872 has 20 divisors (see below), whose sum is σ = 7759920. Its totient is φ = 1835328.

The previous prime is 3837871. The next prime is 3837877. The reversal of 3837872 is 2787383.

It is a super-2 number, since 2×3837872² = 29458522976768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3837871) 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, 4847 + ... + 5582.

It is an arithmetic number, because the mean of its divisors is an integer number (387996).

Almost surely, 2^3837872 is an apocalyptic number.

It is an amenable number.

3837872 is an abundant number, since it is smaller than the sum of its proper divisors (3922048).

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

3837872 is a wasteful number, since it uses less digits than its factorization.

3837872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10460 (or 10454 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 3837872 is about 1959.0487487554. The cubic root of 3837872 is about 156.5657737797.

The spelling of 3837872 in words is "three million, eight hundred thirty-seven thousand, eight hundred seventy-two".