423413240 has 16 divisors (see below), whose sum is σ = 952679880. Its totient is φ = 169365280.

The previous prime is 423413209. The next prime is 423413281. The reversal of 423413240 is 42314324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5292626 + ... + 5292705.

Almost surely, 2^423413240 is an apocalyptic number.

423413240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423413240 is an abundant number, since it is smaller than the sum of its proper divisors (529266640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423413240 is a wasteful number, since it uses less digits than its factorization.

423413240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10585342 (or 10585338 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 423413240 is about 20577.0075569797. The cubic root of 423413240 is about 750.9104439714.

Adding to 423413240 its reverse (42314324), we get a palindrome (465727564).

The spelling of 423413240 in words is "four hundred twenty-three million, four hundred thirteen thousand, two hundred forty".