1563252 has 48 divisors (see below), whose sum is σ = 3951360. Its totient is φ = 479232.

The previous prime is 1563239. The next prime is 1563253. The reversal of 1563252 is 2523651.

Its product of digits (1800) is a multiple of the sum of its prime factors (200).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1563253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16068 + ... + 16164.

It is an arithmetic number, because the mean of its divisors is an integer number (82320).

2^1563252 is an apocalyptic number.

1563252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1563252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1975680).

1563252 is an abundant number, since it is smaller than the sum of its proper divisors (2388108).

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

1563252 is a wasteful number, since it uses less digits than its factorization.

1563252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 198 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 1563252 is about 1250.3007638165. The cubic root of 1563252 is about 116.0583337203.

The spelling of 1563252 in words is "one million, five hundred sixty-three thousand, two hundred fifty-two".