32040316 has 72 divisors (see below), whose sum is σ = 72245600. Its totient is φ = 12418560.

The previous prime is 32040299. The next prime is 32040317. The reversal of 32040316 is 61304023.

It is a junction number, because it is equal to n+sod(n) for n = 32040293 and 32040302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32040317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165916 + ... + 166108.

Almost surely, 2^32040316 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 32040316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36122800).

32040316 is an abundant number, since it is smaller than the sum of its proper divisors (40205284).

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

32040316 is a wasteful number, since it uses less digits than its factorization.

32040316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 32040316 is about 5660.4165924426. The cubic root of 32040316 is about 317.6134829004.

Adding to 32040316 its reverse (61304023), we get a palindrome (93344339).

The spelling of 32040316 in words is "thirty-two million, forty thousand, three hundred sixteen".