1528540552 has 64 divisors (see below), whose sum is σ = 3584010240. Its totient is φ = 593736000.

The previous prime is 1528540549. The next prime is 1528540561. The reversal of 1528540552 is 2550458251.

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, 210177 + ... + 217327.

It is an arithmetic number, because the mean of its divisors is an integer number (56000160).

Almost surely, 2^1528540552 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 1528540552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792005120).

1528540552 is an abundant number, since it is smaller than the sum of its proper divisors (2055469688).

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

1528540552 is a wasteful number, since it uses less digits than its factorization.

1528540552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7522 (or 7518 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 37.

The square root of 1528540552 is about 39096.5542215679. The cubic root of 1528540552 is about 1151.9288492097.

The spelling of 1528540552 in words is "one billion, five hundred twenty-eight million, five hundred forty thousand, five hundred fifty-two".