1530522352 has 40 divisors (see below), whose sum is σ = 3144330000. Its totient is φ = 719672832.

The previous prime is 1530522337. The next prime is 1530522377. The reversal of 1530522352 is 2532250351.

It is a super-2 number, since 2×1530522352² = 4684997339943223808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1530522352.

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, 23274 + ... + 60022.

It is an arithmetic number, because the mean of its divisors is an integer number (78608250).

Almost surely, 2^1530522352 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 1530522352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572165000).

1530522352 is an abundant number, since it is smaller than the sum of its proper divisors (1613807648).

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

1530522352 is a wasteful number, since it uses less digits than its factorization.

1530522352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36913 (or 36907 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 1530522352 is about 39121.8909563431. The cubic root of 1530522352 is about 1152.4264713122.

The spelling of 1530522352 in words is "one billion, five hundred thirty million, five hundred twenty-two thousand, three hundred fifty-two".