423550233 has 6 divisors (see below), whose sum is σ = 611794794. Its totient is φ = 282366816.

The previous prime is 423550177. The next prime is 423550247. The reversal of 423550233 is 332055324.

423550233 is a `hidden beast` number, since 423 + 5 + 5 + 0 + 233 = 666.

It can be written as a sum of positive squares in only one way, i.e., 290770704 + 132779529 = 17052^2 + 11523^2 .

It is not a de Polignac number, because 423550233 - 2¹⁶ = 423484697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423550197 and 423550206.

It is not an unprimeable number, because it can be changed into a prime (423554233) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 23530560 + ... + 23530577.

It is an arithmetic number, because the mean of its divisors is an integer number (101965799).

Almost surely, 2^423550233 is an apocalyptic number.

It is an amenable number.

423550233 is a deficient number, since it is larger than the sum of its proper divisors (188244561).

423550233 is a wasteful number, since it uses less digits than its factorization.

423550233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47061143 (or 47061140 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 423550233 is about 20580.3360759731. The cubic root of 423550233 is about 750.9914195389.

The spelling of 423550233 in words is "four hundred twenty-three million, five hundred fifty thousand, two hundred thirty-three".