3087872 has 40 divisors (see below), whose sum is σ = 6375336. Its totient is φ = 1492992.

The previous prime is 3087871. The next prime is 3087893. The reversal of 3087872 is 2787803.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3087871) 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, 18863 + ... + 19025.

Almost surely, 2^3087872 is an apocalyptic number.

3087872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3087872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3187668).

3087872 is an abundant number, since it is smaller than the sum of its proper divisors (3287464).

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

3087872 is an equidigital number, since it uses as much as digits as its factorization.

3087872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 3087872 is about 1757.2341904254. The cubic root of 3087872 is about 145.6195763236.

The spelling of 3087872 in words is "three million, eighty-seven thousand, eight hundred seventy-two".