2270722 has 8 divisors (see below), whose sum is σ = 3454272. Its totient is φ = 1119300.

The previous prime is 2270717. The next prime is 2270759.

2270722 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 2270693 and 2270702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7854 + ... + 8137.

It is an arithmetic number, because the mean of its divisors is an integer number (431784).

2^2270722 is an apocalyptic number.

2270722 is a deficient number, since it is larger than the sum of its proper divisors (1183550).

2270722 is a wasteful number, since it uses less digits than its factorization.

2270722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16064.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 2270722 is about 1506.8915023982. The cubic root of 2270722 is about 131.4381151365.

It can be divided in two parts, 2270 and 722, that added together give a palindrome (2992).

The spelling of 2270722 in words is "two million, two hundred seventy thousand, seven hundred twenty-two".