4397572 has 6 divisors (see below), whose sum is σ = 7695758. Its totient is φ = 2198784.

The previous prime is 4397557. The next prime is 4397581. The reversal of 4397572 is 2757934.

It can be written as a sum of positive squares in only one way, i.e., 4393216 + 4356 = 2096^2 + 66^2 .

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 as a sum of consecutive naturals, namely, 549693 + ... + 549700.

Almost surely, 2^4397572 is an apocalyptic number.

It is an amenable number.

4397572 is a deficient number, since it is larger than the sum of its proper divisors (3298186).

4397572 is a wasteful number, since it uses less digits than its factorization.

4397572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099397 (or 1099395 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The square root of 4397572 is about 2097.0388646852. The cubic root of 4397572 is about 163.8341074827.

The spelling of 4397572 in words is "four million, three hundred ninety-seven thousand, five hundred seventy-two".