7530132 has 12 divisors (see below), whose sum is σ = 17570336. Its totient is φ = 2510040.

The previous prime is 7530121. The next prime is 7530139. The reversal of 7530132 is 2310357.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 7530099 and 7530108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7530139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313744 + ... + 313767.

Almost surely, 2^7530132 is an apocalyptic number.

It is an amenable number.

7530132 is an abundant number, since it is smaller than the sum of its proper divisors (10040204).

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

7530132 is a wasteful number, since it uses less digits than its factorization.

7530132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627518 (or 627516 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 7530132 is about 2744.1085984341. The cubic root of 7530132 is about 196.0051713199.

Adding to 7530132 its reverse (2310357), we get a palindrome (9840489).

The spelling of 7530132 in words is "seven million, five hundred thirty thousand, one hundred thirty-two".