2272032 has 144 divisors (see below), whose sum is σ = 7862400. Its totient is φ = 620928.

The previous prime is 2272019. The next prime is 2272073. The reversal of 2272032 is 2302722.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 2271996 and 2272014.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98773 + ... + 98795.

It is an arithmetic number, because the mean of its divisors is an integer number (54600).

2^2272032 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 2272032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3931200).

2272032 is an abundant number, since it is smaller than the sum of its proper divisors (5590368).

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

2272032 is a wasteful number, since it uses less digits than its factorization.

2272032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60 (or 35 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2272032 is about 1507.3261093738. The cubic root of 2272032 is about 131.4633862220.

Adding to 2272032 its reverse (2302722), we get a palindrome (4574754).

The spelling of 2272032 in words is "two million, two hundred seventy-two thousand, thirty-two".