2271952 has 20 divisors (see below), whose sum is σ = 4436100. Its totient is φ = 1127168.

The previous prime is 2271937. The next prime is 2271953. The reversal of 2271952 is 2591722.

It can be written as a sum of positive squares in 2 ways, for example, as 571536 + 1700416 = 756^2 + 1304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2271952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1908 + ... + 2860.

It is an arithmetic number, because the mean of its divisors is an integer number (221805).

2^2271952 is an apocalyptic number.

It is an amenable number.

2271952 is a deficient number, since it is larger than the sum of its proper divisors (2164148).

2271952 is a wasteful number, since it uses less digits than its factorization.

2271952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1104 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 2271952 is about 1507.2995720825. The cubic root of 2271952 is about 131.4618432282.

It can be divided in two parts, 2271 and 952, that added together give a palindrome (3223).

The spelling of 2271952 in words is "two million, two hundred seventy-one thousand, nine hundred fifty-two".