4230722 has 8 divisors (see below), whose sum is σ = 6719436. Its totient is φ = 1990912.

The previous prime is 4230719. The next prime is 4230731. The reversal of 4230722 is 2270324.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3345241 + 885481 = 1829^2 + 941^2 .

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

It is a d-powerful number, because it can be written as 4 + 2² + 3⁹ + 0 + 7³ + 2¹⁴ + 2²² .

It is a junction number, because it is equal to n+sod(n) for n = 4230694 and 4230703.

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, 62183 + ... + 62250.

Almost surely, 2^4230722 is an apocalyptic number.

4230722 is a deficient number, since it is larger than the sum of its proper divisors (2488714).

4230722 is a wasteful number, since it uses less digits than its factorization.

4230722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124452.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 4230722 is about 2056.8718968375. The cubic root of 4230722 is about 161.7353041647.

The spelling of 4230722 in words is "four million, two hundred thirty thousand, seven hundred twenty-two".