32420500 has 96 divisors (see below), whose sum is σ = 82817280. Its totient is φ = 10857600.

The previous prime is 32420497. The next prime is 32420503. The reversal of 32420500 is 502423.

It is an interprime number because it is at equal distance from previous prime (32420497) and next prime (32420503).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32420503) 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, 206422 + ... + 206578.

It is an arithmetic number, because the mean of its divisors is an integer number (862680).

Almost surely, 2^32420500 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 32420500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41408640).

32420500 is an abundant number, since it is smaller than the sum of its proper divisors (50396780).

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

32420500 is a wasteful number, since it uses less digits than its factorization.

32420500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 32420500 is about 5693.9002449990. The cubic root of 32420500 is about 318.8647926925.

Adding to 32420500 its reverse (502423), we get a palindrome (32922923).

The spelling of 32420500 in words is "thirty-two million, four hundred twenty thousand, five hundred".