32116672 has 56 divisors (see below), whose sum is σ = 77138784. Its totient is φ = 12951552.

The previous prime is 32116661. The next prime is 32116673. The reversal of 32116672 is 27661123.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 32116672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32116673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5508 + ... + 9724.

Almost surely, 2^32116672 is an apocalyptic number.

32116672 is a gapful number since it is divisible by the number (32) 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 32116672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38569392).

32116672 is an abundant number, since it is smaller than the sum of its proper divisors (45022112).

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

32116672 is a wasteful number, since it uses less digits than its factorization.

32116672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4253 (or 4243 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 32116672 is about 5667.1573120922. The cubic root of 32116672 is about 317.8655866941.

Adding to 32116672 its reverse (27661123), we get a palindrome (59777795).

The spelling of 32116672 in words is "thirty-two million, one hundred sixteen thousand, six hundred seventy-two".