1004532032 has 56 divisors (see below), whose sum is σ = 2298411456. Its totient is φ = 426682368.

The previous prime is 1004532019. The next prime is 1004532037. The reversal of 1004532032 is 2302354001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 1004531995 and 1004532013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004532037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40703 + ... + 60545.

Almost surely, 2^1004532032 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 1004532032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149205728).

1004532032 is an abundant number, since it is smaller than the sum of its proper divisors (1293879424).

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

1004532032 is a wasteful number, since it uses less digits than its factorization.

1004532032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19975 (or 19965 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1004532032 is about 31694.3533141157. The cubic root of 1004532032 is about 1001.5084009160.

Adding to 1004532032 its reverse (2302354001), we get a palindrome (3306886033).

The spelling of 1004532032 in words is "one billion, four million, five hundred thirty-two thousand, thirty-two".