423534064 has 10 divisors (see below), whose sum is σ = 820597280. Its totient is φ = 211767024.

The previous prime is 423534031. The next prime is 423534071. The reversal of 423534064 is 460435324.

It is a super-2 number, since 2×423534064² = 358762206736712192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13235424 + ... + 13235455.

It is an arithmetic number, because the mean of its divisors is an integer number (82059728).

Almost surely, 2^423534064 is an apocalyptic number.

It is an amenable number.

423534064 is a deficient number, since it is larger than the sum of its proper divisors (397063216).

423534064 is a wasteful number, since it uses less digits than its factorization.

423534064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26470887 (or 26470881 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

The square root of 423534064 is about 20579.9432457915. The cubic root of 423534064 is about 750.9818630693.

Adding to 423534064 its reverse (460435324), we get a palindrome (883969388).

The spelling of 423534064 in words is "four hundred twenty-three million, five hundred thirty-four thousand, sixty-four".