32940224 has 56 divisors (see below), whose sum is σ = 69738240. Its totient is φ = 15393024.

The previous prime is 32940223. The next prime is 32940227. The reversal of 32940224 is 42204923.

It is a junction number, because it is equal to n+sod(n) for n = 32940193 and 32940202.

It is not an unprimeable number, because it can be changed into a prime (32940221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125117 + ... + 125379.

Almost surely, 2^32940224 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 32940224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34869120).

32940224 is an abundant number, since it is smaller than the sum of its proper divisors (36798016).

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

32940224 is a wasteful number, since it uses less digits than its factorization.

32940224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397 (or 387 counting only the distinct ones).

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

The square root of 32940224 is about 5739.3574553255. The cubic root of 32940224 is about 320.5596456692.

The spelling of 32940224 in words is "thirty-two million, nine hundred forty thousand, two hundred twenty-four".