1522528 has 36 divisors (see below), whose sum is σ = 3490452. Its totient is φ = 651840.

The previous prime is 1522517. The next prime is 1522541. The reversal of 1522528 is 8252251.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1083 + ... + 2053.

It is an arithmetic number, because the mean of its divisors is an integer number (96957).

2^1522528 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 1522528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1745226).

1522528 is an abundant number, since it is smaller than the sum of its proper divisors (1967924).

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

1522528 is an equidigital number, since it uses as much as digits as its factorization.

1522528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995 (or 980 counting only the distinct ones).

The product of its digits is 1600, while the sum is 25.

The square root of 1522528 is about 1233.9076140457. The cubic root of 1522528 is about 115.0416484308.

Adding to 1522528 its reverse (8252251), we get a palindrome (9774779).

The spelling of 1522528 in words is "one million, five hundred twenty-two thousand, five hundred twenty-eight".