1532312704 has 64 divisors (see below), whose sum is σ = 3301978680. Its totient is φ = 704102400.

The previous prime is 1532312669. The next prime is 1532312723. The reversal of 1532312704 is 4072132351.

It can be written as a sum of positive squares in 4 ways, for example, as 1455575104 + 76737600 = 38152^2 + 8760^2 .

It is a tau number, because it is divible by the number of its divisors (64).

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, 399114 + ... + 402934.

Almost surely, 2^1532312704 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 1532312704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1650989340).

1532312704 is an abundant number, since it is smaller than the sum of its proper divisors (1769665976).

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

1532312704 is a wasteful number, since it uses less digits than its factorization.

1532312704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089 (or 4077 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 1532312704 is about 39144.7659847393. The cubic root of 1532312704 is about 1152.8756523933.

The spelling of 1532312704 in words is "one billion, five hundred thirty-two million, three hundred twelve thousand, seven hundred four".