4397392 has 10 divisors (see below), whose sum is σ = 8519978. Its totient is φ = 2198688.

The previous prime is 4397389. The next prime is 4397399. The reversal of 4397392 is 2937934.

It can be written as a sum of positive squares in only one way, i.e., 4309776 + 87616 = 2076^2 + 296^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4397399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137403 + ... + 137434.

Almost surely, 2^4397392 is an apocalyptic number.

It is an amenable number.

4397392 is a deficient number, since it is larger than the sum of its proper divisors (4122586).

4397392 is a wasteful number, since it uses less digits than its factorization.

4397392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274845 (or 274839 counting only the distinct ones).

The product of its digits is 40824, while the sum is 37.

The square root of 4397392 is about 2096.9959465864. The cubic root of 4397392 is about 163.8318721172.

The spelling of 4397392 in words is "four million, three hundred ninety-seven thousand, three hundred ninety-two".