4447722 has 16 divisors (see below), whose sum is σ = 8961120. Its totient is φ = 1471632.

The previous prime is 4447697. The next prime is 4447739. The reversal of 4447722 is 2277444.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁴ + 4⁶ + 4¹¹ + 7³ + 7⁶ + 2 + 2¹⁷ .

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 4447722.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833 + ... + 3500.

It is an arithmetic number, because the mean of its divisors is an integer number (560070).

Almost surely, 2^4447722 is an apocalyptic number.

4447722 is an abundant number, since it is smaller than the sum of its proper divisors (4513398).

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

4447722 is a wasteful number, since it uses less digits than its factorization.

4447722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5477.

The product of its digits is 12544, while the sum is 30.

The square root of 4447722 is about 2108.9623040728. The cubic root of 4447722 is about 164.4545440933.

The spelling of 4447722 in words is "four million, four hundred forty-seven thousand, seven hundred twenty-two".