404300345 has 8 divisors (see below), whose sum is σ = 495483264. Its totient is φ = 316558384.

The previous prime is 404300329. The next prime is 404300363. The reversal of 404300345 is 543003404.

It is a happy number.

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 404300345 - 2⁴ = 404300329 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 404300345.

It is an unprimeable number.

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, 859979 + ... + 860448.

It is an arithmetic number, because the mean of its divisors is an integer number (61935408).

Almost surely, 2^404300345 is an apocalyptic number.

It is an amenable number.

404300345 is a deficient number, since it is larger than the sum of its proper divisors (91182919).

404300345 is a wasteful number, since it uses less digits than its factorization.

404300345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720479.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 404300345 is about 20107.2212152749. The cubic root of 404300345 is about 739.4373279319.

Adding to 404300345 its reverse (543003404), we get a palindrome (947303749).

The spelling of 404300345 in words is "four hundred four million, three hundred thousand, three hundred forty-five".