1604365323 has 8 divisors (see below), whose sum is σ = 2333622336. Its totient is φ = 972342600.

The previous prime is 1604365309. The next prime is 1604365333. The reversal of 1604365323 is 3235634061.

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

It is not a de Polignac number, because 1604365323 - 2⁴ = 1604365307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 48617131 = 1604365323 / (1 + 6 + 0 + 4 + 3 + 6 + 5 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (1604365333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24308533 + ... + 24308598.

It is an arithmetic number, because the mean of its divisors is an integer number (291702792).

Almost surely, 2^1604365323 is an apocalyptic number.

1604365323 is a deficient number, since it is larger than the sum of its proper divisors (729257013).

1604365323 is a wasteful number, since it uses less digits than its factorization.

1604365323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48617145.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 1604365323 is about 40054.5293693485. The cubic root of 1604365323 is about 1170.6698195410.

Adding to 1604365323 its reverse (3235634061), we get a palindrome (4839999384).

The spelling of 1604365323 in words is "one billion, six hundred four million, three hundred sixty-five thousand, three hundred twenty-three".