32630228 has 24 divisors (see below), whose sum is σ = 59189760. Its totient is φ = 15723360.

The previous prime is 32630209. The next prime is 32630231. The reversal of 32630228 is 82203623.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 32630197 and 32630206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44150 + ... + 44882.

It is an arithmetic number, because the mean of its divisors is an integer number (2466240).

Almost surely, 2^32630228 is an apocalyptic number.

It is an amenable number.

32630228 is a deficient number, since it is larger than the sum of its proper divisors (26559532).

32630228 is a wasteful number, since it uses less digits than its factorization.

32630228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 32630228 is about 5712.2874577528. The cubic root of 32630228 is about 319.5508934301.

The spelling of 32630228 in words is "thirty-two million, six hundred thirty thousand, two hundred twenty-eight".