3487328 has 48 divisors (see below), whose sum is σ = 7556976. Its totient is φ = 1574400.

The previous prime is 3487321. The next prime is 3487331. The reversal of 3487328 is 8237843.

It is a super-2 number, since 2×3487328² = 24322913159168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3487321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34478 + ... + 34578.

It is an arithmetic number, because the mean of its divisors is an integer number (157437).

Almost surely, 2^3487328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3487328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3778488).

3487328 is an abundant number, since it is smaller than the sum of its proper divisors (4069648).

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

3487328 is a wasteful number, since it uses less digits than its factorization.

3487328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 199 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 3487328 is about 1867.4388878890. The cubic root of 3487328 is about 151.6459905531.

The spelling of 3487328 in words is "three million, four hundred eighty-seven thousand, three hundred twenty-eight".