423142100 has 36 divisors (see below), whose sum is σ = 933794400. Its totient is φ = 166385760.

The previous prime is 423142079. The next prime is 423142117. The reversal of 423142100 is 1241324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29960 + ... + 41759.

Almost surely, 2^423142100 is an apocalyptic number.

It is an amenable number.

423142100 is an abundant number, since it is smaller than the sum of its proper divisors (510652300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423142100 is a wasteful number, since it uses less digits than its factorization.

423142100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71792 (or 71785 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 423142100 is about 20570.4180803405. The cubic root of 423142100 is about 750.7501235768.

Adding to 423142100 its reverse (1241324), we get a palindrome (424383424).

The spelling of 423142100 in words is "four hundred twenty-three million, one hundred forty-two thousand, one hundred".