32242320 has 320 divisors, whose sum is σ = 128563200. Its totient is φ = 7349760.

The previous prime is 32242313. The next prime is 32242333. The reversal of 32242320 is 2324223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 32242293 and 32242302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 546451 + ... + 546509.

It is an arithmetic number, because the mean of its divisors is an integer number (401760).

Almost surely, 2^32242320 is an apocalyptic number.

32242320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32242320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64281600).

32242320 is an abundant number, since it is smaller than the sum of its proper divisors (96320880).

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

32242320 is a wasteful number, since it uses less digits than its factorization.

32242320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 32242320 is about 5678.2321192427. The cubic root of 32242320 is about 318.2795690262.

Adding to 32242320 its reverse (2324223), we get a palindrome (34566543).

The spelling of 32242320 in words is "thirty-two million, two hundred forty-two thousand, three hundred twenty".