32228700 has 144 divisors (see below), whose sum is σ = 108326400. Its totient is φ = 7246080.

The previous prime is 32228687. The next prime is 32228701. The reversal of 32228700 is 782223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32228701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 216226 + ... + 216374.

Almost surely, 2^32228700 is an apocalyptic number.

32228700 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32228700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54163200).

32228700 is an abundant number, since it is smaller than the sum of its proper divisors (76097700).

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

32228700 is a wasteful number, since it uses less digits than its factorization.

32228700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 32228700 is about 5677.0326756150. The cubic root of 32228700 is about 318.2347461736.

The spelling of 32228700 in words is "thirty-two million, two hundred twenty-eight thousand, seven hundred".