4397655 has 8 divisors (see below), whose sum is σ = 7036272. Its totient is φ = 2345408.

The previous prime is 4397651. The next prime is 4397663. The reversal of 4397655 is 5567934.

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

It is a cyclic number.

It is not a de Polignac number, because 4397655 - 2² = 4397651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4397651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146574 + ... + 146603.

It is an arithmetic number, because the mean of its divisors is an integer number (879534).

Almost surely, 2^4397655 is an apocalyptic number.

4397655 is a deficient number, since it is larger than the sum of its proper divisors (2638617).

4397655 is a wasteful number, since it uses less digits than its factorization.

4397655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293185.

The product of its digits is 113400, while the sum is 39.

The square root of 4397655 is about 2097.0586544014. The cubic root of 4397655 is about 163.8351382140.

The spelling of 4397655 in words is "four million, three hundred ninety-seven thousand, six hundred fifty-five".