423535431 has 8 divisors (see below), whose sum is σ = 616051584. Its totient is φ = 256688120.

The previous prime is 423535429. The next prime is 423535499. The reversal of 423535431 is 134535324.

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 423535431 - 2¹ = 423535429 is a prime.

It is a super-2 number, since 2×423535431² = 358764522624711522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423535531) 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, 6417171 + ... + 6417236.

It is an arithmetic number, because the mean of its divisors is an integer number (77006448).

Almost surely, 2^423535431 is an apocalyptic number.

423535431 is a deficient number, since it is larger than the sum of its proper divisors (192516153).

423535431 is a wasteful number, since it uses less digits than its factorization.

423535431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12834421.

The product of its digits is 21600, while the sum is 30.

The square root of 423535431 is about 20579.9764577125. The cubic root of 423535431 is about 750.9826710257.

The spelling of 423535431 in words is "four hundred twenty-three million, five hundred thirty-five thousand, four hundred thirty-one".