3481280 has 112 divisors (see below), whose sum is σ = 9656064. Its totient is φ = 1182720.

The previous prime is 3481273. The next prime is 3481301. The reversal of 3481280 is 821843.

3481280 = 96² + 97² + ... + 224².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80939 + ... + 80981.

Almost surely, 2^3481280 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 3481280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4828032).

3481280 is an abundant number, since it is smaller than the sum of its proper divisors (6174784).

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

3481280 is a wasteful number, since it uses less digits than its factorization.

3481280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 3481280 is about 1865.8188550875. The cubic root of 3481280 is about 151.5582743357.

The spelling of 3481280 in words is "three million, four hundred eighty-one thousand, two hundred eighty".