32064312 has 128 divisors (see below), whose sum is σ = 98841600. Its totient is φ = 8460288.

The previous prime is 32064289. The next prime is 32064313. The reversal of 32064312 is 21346023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32064313) 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, 294114 + ... + 294222.

It is an arithmetic number, because the mean of its divisors is an integer number (772200).

Almost surely, 2^32064312 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 32064312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49420800).

32064312 is an abundant number, since it is smaller than the sum of its proper divisors (66777288).

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

32064312 is a wasteful number, since it uses less digits than its factorization.

32064312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 32064312 is about 5662.5358277012. The cubic root of 32064312 is about 317.6927533554.

The spelling of 32064312 in words is "thirty-two million, sixty-four thousand, three hundred twelve".