1000052320 has 96 divisors (see below), whose sum is σ = 2438172576. Its totient is φ = 387379200.

The previous prime is 1000052293. The next prime is 1000052321. The reversal of 1000052320 is 232500001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000052320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000052321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029435 + ... + 1030405.

It is an arithmetic number, because the mean of its divisors is an integer number (25397631).

Almost surely, 2^1000052320 is an apocalyptic number.

1000052320 is a gapful number since it is divisible by the number (10) 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 1000052320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1219086288).

1000052320 is an abundant number, since it is smaller than the sum of its proper divisors (1438120256).

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

1000052320 is a wasteful number, since it uses less digits than its factorization.

1000052320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 1000052320 is about 31623.6038426995. The cubic root of 1000052320 is about 1000.0174396959.

Adding to 1000052320 its reverse (232500001), we get a palindrome (1232552321).

The spelling of 1000052320 in words is "one billion, fifty-two thousand, three hundred twenty".