1563472 has 40 divisors (see below), whose sum is σ = 3298400. Its totient is φ = 715392.

The previous prime is 1563469. The next prime is 1563481. The reversal of 1563472 is 2743651.

It is a self number, because there is not a number n which added to its sum of digits gives 1563472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11179 + ... + 11317.

It is an arithmetic number, because the mean of its divisors is an integer number (82460).

2^1563472 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 1563472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649200).

1563472 is an abundant number, since it is smaller than the sum of its proper divisors (1734928).

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

1563472 is a wasteful number, since it uses less digits than its factorization.

1563472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 197 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 1563472 is about 1250.3887395526. The cubic root of 1563472 is about 116.0637778491.

The spelling of 1563472 in words is "one million, five hundred sixty-three thousand, four hundred seventy-two".