32442012 has 48 divisors (see below), whose sum is σ = 84487200. Its totient is φ = 10765440.

The previous prime is 32441977. The next prime is 32442017. The reversal of 32442012 is 21024423.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32442017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29814 + ... + 30882.

It is an arithmetic number, because the mean of its divisors is an integer number (1760150).

Almost surely, 2^32442012 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 32442012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42243600).

32442012 is an abundant number, since it is smaller than the sum of its proper divisors (52045188).

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

32442012 is a wasteful number, since it uses less digits than its factorization.

32442012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363 (or 1355 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 32442012 is about 5695.7889708099. The cubic root of 32442012 is about 318.9353026356.

Adding to 32442012 its reverse (21024423), we get a palindrome (53466435).

The spelling of 32442012 in words is "thirty-two million, four hundred forty-two thousand, twelve".