1030313232 has 90 divisors (see below), whose sum is σ = 3122385162. Its totient is φ = 317011968.

The previous prime is 1030313227. The next prime is 1030313243. The reversal of 1030313232 is 2323130301.

It can be written as a sum of positive squares in 3 ways, for example, as 32764176 + 997549056 = 5724^2 + 31584^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3168 + ... + 45504.

Almost surely, 2^1030313232 is an apocalyptic number.

1030313232 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 1030313232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1561192581).

1030313232 is an abundant number, since it is smaller than the sum of its proper divisors (2092071930).

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

1030313232 is a wasteful number, since it uses less digits than its factorization.

1030313232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42377 (or 42355 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1030313232 is about 32098.4926748905. The cubic root of 1030313232 is about 1010.0039969779.

Adding to 1030313232 its reverse (2323130301), we get a palindrome (3353443533).

The spelling of 1030313232 in words is "one billion, thirty million, three hundred thirteen thousand, two hundred thirty-two".