423534013 has 8 divisors (see below), whose sum is σ = 484180160. Its totient is φ = 362923200.

The previous prime is 423533987. The next prime is 423534017. The reversal of 423534013 is 310435324.

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 423534013 - 2²⁵ = 389979581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423534017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26053 + ... + 39061.

It is an arithmetic number, because the mean of its divisors is an integer number (60522520).

Almost surely, 2^423534013 is an apocalyptic number.

It is an amenable number.

423534013 is a deficient number, since it is larger than the sum of its proper divisors (60646147).

423534013 is a wasteful number, since it uses less digits than its factorization.

423534013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17667.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 423534013 is about 20579.9420067210. The cubic root of 423534013 is about 750.9818329261.

Adding to 423534013 its reverse (310435324), we get a palindrome (733969337).

The spelling of 423534013 in words is "four hundred twenty-three million, five hundred thirty-four thousand, thirteen".