32545230 has 64 divisors (see below), whose sum is σ = 82487808. Its totient is φ = 8201600.

The previous prime is 32545229. The next prime is 32545231. The reversal of 32545230 is 3254523.

It is an interprime number because it is at equal distance from previous prime (32545229) and next prime (32545231).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32545230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32545231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69457 + ... + 69923.

It is an arithmetic number, because the mean of its divisors is an integer number (1288872).

Almost surely, 2^32545230 is an apocalyptic number.

32545230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32545230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41243904).

32545230 is an abundant number, since it is smaller than the sum of its proper divisors (49942578).

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

32545230 is a wasteful number, since it uses less digits than its factorization.

32545230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 32545230 is about 5704.8426796889. The cubic root of 32545230 is about 319.2731876890.

Adding to 32545230 its reverse (3254523), we get a palindrome (35799753).

The spelling of 32545230 in words is "thirty-two million, five hundred forty-five thousand, two hundred thirty".