32456228 has 36 divisors (see below), whose sum is σ = 67625712. Its totient is φ = 13582800.

The previous prime is 32456219. The next prime is 32456239. The reversal of 32456228 is 82265423.

It is a junction number, because it is equal to n+sod(n) for n = 32456194 and 32456203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6503 + ... + 10353.

It is an arithmetic number, because the mean of its divisors is an integer number (1878492).

Almost surely, 2^32456228 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 32456228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33812856).

32456228 is an abundant number, since it is smaller than the sum of its proper divisors (35169484).

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

32456228 is a wasteful number, since it uses less digits than its factorization.

32456228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912 (or 3903 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 32456228 is about 5697.0367736219. The cubic root of 32456228 is about 318.9818813555.

The spelling of 32456228 in words is "thirty-two million, four hundred fifty-six thousand, two hundred twenty-eight".