1487244 has 48 divisors (see below), whose sum is σ = 3991680. Its totient is φ = 426240.

The previous prime is 1487231. The next prime is 1487251. The reversal of 1487244 is 4427841.

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, 2212 + ... + 2804.

It is an arithmetic number, because the mean of its divisors is an integer number (83160).

2^1487244 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 1487244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1995840).

1487244 is an abundant number, since it is smaller than the sum of its proper divisors (2504436).

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

1487244 is a wasteful number, since it uses less digits than its factorization.

1487244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 628 counting only the distinct ones).

The product of its digits is 7168, while the sum is 30.

The square root of 1487244 is about 1219.5261374813. The cubic root of 1487244 is about 114.1460117380.

The spelling of 1487244 in words is "one million, four hundred eighty-seven thousand, two hundred forty-four".