944472722 has 18 divisors (see below), whose sum is σ = 1465974837. Its totient is φ = 456351000.

The previous prime is 944472709. The next prime is 944472731. The reversal of 944472722 is 227274449.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 797554081 + 146918641 = 28241^2 + 12121^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=21731.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 944472722.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1346972 + ... + 1347672.

Almost surely, 2^944472722 is an apocalyptic number.

944472722 is a deficient number, since it is larger than the sum of its proper divisors (521502115).

944472722 is an frugal number, since it uses more digits than its factorization.

944472722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466 (or 734 counting only the distinct ones).

The product of its digits is 225792, while the sum is 41.

The square root of 944472722 is about 30732.2749239297. The cubic root of 944472722 is about 981.1373446769.

Multiplying 944472722 by its product of digits (225792), we get a square (213254384845824 = 14603232²).

The spelling of 944472722 in words is "nine hundred forty-four million, four hundred seventy-two thousand, seven hundred twenty-two".