3581244 has 36 divisors (see below), whose sum is σ = 9347520. Its totient is φ = 1154880.

The previous prime is 3581219. The next prime is 3581251. The reversal of 3581244 is 4421853.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 489 + ... + 2720.

Almost surely, 2^3581244 is an apocalyptic number.

It is an amenable number.

3581244 is an abundant number, since it is smaller than the sum of its proper divisors (5766276).

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

3581244 is a wasteful number, since it uses less digits than its factorization.

3581244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250 (or 3245 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 3581244 is about 1892.4175015044. The cubic root of 3581244 is about 152.9952580870.

The spelling of 3581244 in words is "three million, five hundred eighty-one thousand, two hundred forty-four".