423443465 has 8 divisors (see below), whose sum is σ = 508335360. Its totient is φ = 338619312.

The previous prime is 423443453. The next prime is 423443467. The reversal of 423443465 is 564344324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423443465 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423443467) 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, 1979 + ... + 29168.

It is an arithmetic number, because the mean of its divisors is an integer number (63541920).

Almost surely, 2^423443465 is an apocalyptic number.

It is an amenable number.

423443465 is a deficient number, since it is larger than the sum of its proper divisors (84891895).

423443465 is a wasteful number, since it uses less digits than its factorization.

423443465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33871.

The product of its digits is 138240, while the sum is 35.

The square root of 423443465 is about 20577.7419801105. The cubic root of 423443465 is about 750.9283112510.

Adding to 423443465 its reverse (564344324), we get a palindrome (987787789).

The spelling of 423443465 in words is "four hundred twenty-three million, four hundred forty-three thousand, four hundred sixty-five".