32530075 has 12 divisors (see below), whose sum is σ = 41100048. Its totient is φ = 25532000.

The previous prime is 32530039. The next prime is 32530079. The reversal of 32530075 is 57003523.

It is not a de Polignac number, because 32530075 - 2⁷ = 32529947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32530079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10951 + ... + 13600.

It is an arithmetic number, because the mean of its divisors is an integer number (3425004).

Almost surely, 2^32530075 is an apocalyptic number.

32530075 is a deficient number, since it is larger than the sum of its proper divisors (8569973).

32530075 is a wasteful number, since it uses less digits than its factorization.

32530075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24614 (or 24609 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 32530075 is about 5703.5142675372. The cubic root of 32530075 is about 319.2236224491.

Adding to 32530075 its reverse (57003523), we get a palindrome (89533598).

It can be divided in two parts, 32 and 530075, that multiplied together give a triangular number (16962400 = T₅₈₂₄).

The spelling of 32530075 in words is "thirty-two million, five hundred thirty thousand, seventy-five".