3487284 has 36 divisors (see below), whose sum is σ = 8885604. Its totient is φ = 1153152.

The previous prime is 3487277. The next prime is 3487291. The reversal of 3487284 is 4827843.

3487284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3487277) and next prime (3487291).

It can be written as a sum of positive squares in 2 ways, for example, as 459684 + 3027600 = 678^2 + 1740^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3487284² = 24322299393312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5344 + ... + 5960.

Almost surely, 2^3487284 is an apocalyptic number.

It is an amenable number.

3487284 is an abundant number, since it is smaller than the sum of its proper divisors (5398320).

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

3487284 is a wasteful number, since it uses less digits than its factorization.

3487284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 779 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 3487284 is about 1867.4271070111. The cubic root of 3487284 is about 151.6453527724.

3487284 divided by its sum of digits (36) gives a palindrome (96869).

The spelling of 3487284 in words is "three million, four hundred eighty-seven thousand, two hundred eighty-four".