423475631 has 8 divisors (see below), whose sum is σ = 427089024. Its totient is φ = 419870080.

The previous prime is 423475607. The next prime is 423475681. The reversal of 423475631 is 136574324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423475631 is a prime.

It is a super-2 number, since 2×423475631² = 358663220101696322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423475591 and 423475600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423475681) 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, 162146 + ... + 164736.

It is an arithmetic number, because the mean of its divisors is an integer number (53386128).

Almost surely, 2^423475631 is an apocalyptic number.

423475631 is a deficient number, since it is larger than the sum of its proper divisors (3613393).

423475631 is a wasteful number, since it uses less digits than its factorization.

423475631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921.

The product of its digits is 60480, while the sum is 35.

The square root of 423475631 is about 20578.5235379023. The cubic root of 423475631 is about 750.9473250041.

The spelling of 423475631 in words is "four hundred twenty-three million, four hundred seventy-five thousand, six hundred thirty-one".