32745530 has 8 divisors (see below), whose sum is σ = 58941972. Its totient is φ = 13098208.

The previous prime is 32745529. The next prime is 32745539. The reversal of 32745530 is 3554723.

It can be written as a sum of positive squares in 2 ways, for example, as 26450449 + 6295081 = 5143^2 + 2509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32745493 and 32745502.

It is not an unprimeable number, because it can be changed into a prime (32745539) 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, 1637267 + ... + 1637286.

Almost surely, 2^32745530 is an apocalyptic number.

32745530 is a deficient number, since it is larger than the sum of its proper divisors (26196442).

32745530 is a wasteful number, since it uses less digits than its factorization.

32745530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274560.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 32745530 is about 5722.3710120893. The cubic root of 32745530 is about 319.9268387432.

The spelling of 32745530 in words is "thirty-two million, seven hundred forty-five thousand, five hundred thirty".