423435464 has 8 divisors (see below), whose sum is σ = 793941510. Its totient is φ = 211717728.

The previous prime is 423435457. The next prime is 423435469. The reversal of 423435464 is 464534324.

It can be written as a sum of positive squares in only one way, i.e., 268632100 + 154803364 = 16390^2 + 12442^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (423435469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26464709 + ... + 26464724.

Almost surely, 2^423435464 is an apocalyptic number.

It is an amenable number.

423435464 is a deficient number, since it is larger than the sum of its proper divisors (370506046).

423435464 is a wasteful number, since it uses less digits than its factorization.

423435464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52929439 (or 52929435 counting only the distinct ones).

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

The square root of 423435464 is about 20577.5475701066. The cubic root of 423435464 is about 750.9235816032.

Adding to 423435464 its reverse (464534324), we get a palindrome (887969788).

The spelling of 423435464 in words is "four hundred twenty-three million, four hundred thirty-five thousand, four hundred sixty-four".