423264231 has 32 divisors (see below), whose sum is σ = 677376000. Its totient is φ = 259667424.

The previous prime is 423264229. The next prime is 423264263. The reversal of 423264231 is 132462324.

423264231 is a `hidden beast` number, since 4 + 232 + 6 + 423 + 1 = 666.

It is not a de Polignac number, because 423264231 - 2¹ = 423264229 is a prime.

It is a super-2 number, since 2×423264231² = 358305218488042722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 423264195 and 423264204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423264271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124330 + ... + 127688.

It is an arithmetic number, because the mean of its divisors is an integer number (21168000).

Almost surely, 2^423264231 is an apocalyptic number.

423264231 is a deficient number, since it is larger than the sum of its proper divisors (254111769).

423264231 is a wasteful number, since it uses less digits than its factorization.

423264231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740 (or 3734 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 423264231 is about 20573.3864737918. The cubic root of 423264231 is about 750.8223459999.

The spelling of 423264231 in words is "four hundred twenty-three million, two hundred sixty-four thousand, two hundred thirty-one".