32878452 has 12 divisors (see below), whose sum is σ = 76716416. Its totient is φ = 10959480.

The previous prime is 32878421. The next prime is 32878481. The reversal of 32878452 is 25487823.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 32878452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1369924 + ... + 1369947.

Almost surely, 2^32878452 is an apocalyptic number.

It is an amenable number.

32878452 is an abundant number, since it is smaller than the sum of its proper divisors (43837964).

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

32878452 is a wasteful number, since it uses less digits than its factorization.

32878452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739878 (or 2739876 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 32878452 is about 5733.9734913932. The cubic root of 32878452 is about 320.3591410504.

The spelling of 32878452 in words is "thirty-two million, eight hundred seventy-eight thousand, four hundred fifty-two".