2272642 has 8 divisors (see below), whose sum is σ = 3415932. Its totient is φ = 1134000.

The previous prime is 2272631. The next prime is 2272649. The reversal of 2272642 is 2462722.

It can be written as a sum of positive squares in 2 ways, for example, as 2013561 + 259081 = 1419^2 + 509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2272649) 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, 592 + ... + 2212.

2^2272642 is an apocalyptic number.

2272642 is a deficient number, since it is larger than the sum of its proper divisors (1143290).

2272642 is a wasteful number, since it uses less digits than its factorization.

2272642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324.

The product of its digits is 2688, while the sum is 25.

The square root of 2272642 is about 1507.5284408594. The cubic root of 2272642 is about 131.4751503595.

The spelling of 2272642 in words is "two million, two hundred seventy-two thousand, six hundred forty-two".