32160120 has 64 divisors (see below), whose sum is σ = 96923520. Its totient is φ = 8536704.

The previous prime is 32160119. The next prime is 32160143. The reversal of 32160120 is 2106123.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 32160120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33487 + ... + 34433.

It is an arithmetic number, because the mean of its divisors is an integer number (1514430).

Almost surely, 2^32160120 is an apocalyptic number.

32160120 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 32160120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48461760).

32160120 is an abundant number, since it is smaller than the sum of its proper divisors (64763400).

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

32160120 is a wasteful number, since it uses less digits than its factorization.

32160120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 32160120 is about 5670.9893316775. The cubic root of 32160120 is about 318.0088601621.

Adding to 32160120 its reverse (2106123), we get a palindrome (34266243).

The spelling of 32160120 in words is "thirty-two million, one hundred sixty thousand, one hundred twenty".