4397306623 has 4 divisors (see below), whose sum is σ = 4402894840. Its totient is φ = 4391718408.

The previous prime is 4397306603. The next prime is 4397306647. The reversal of 4397306623 is 3266037934.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4397306623 - 2¹⁷ = 4397175551 is a prime.

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 4397306623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4397306603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2792928 + ... + 2794501.

It is an arithmetic number, because the mean of its divisors is an integer number (1100723710).

Almost surely, 2^4397306623 is an apocalyptic number.

4397306623 is a deficient number, since it is larger than the sum of its proper divisors (5588217).

4397306623 is an equidigital number, since it uses as much as digits as its factorization.

4397306623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588216.

The product of its (nonzero) digits is 489888, while the sum is 43.

The square root of 4397306623 is about 66312.1906062528. The cubic root of 4397306623 is about 1638.3081182482.

The spelling of 4397306623 in words is "four billion, three hundred ninety-seven million, three hundred six thousand, six hundred twenty-three".