423042102 has 48 divisors (see below), whose sum is σ = 1086339072. Its totient is φ = 120868200.

The previous prime is 423042091. The next prime is 423042121. The reversal of 423042102 is 201240324.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58774 + ... + 65577.

It is an arithmetic number, because the mean of its divisors is an integer number (22632064).

Almost surely, 2^423042102 is an apocalyptic number.

423042102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

423042102 is an abundant number, since it is smaller than the sum of its proper divisors (663296970).

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

423042102 is a wasteful number, since it uses less digits than its factorization.

423042102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124375 (or 124363 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 423042102 is about 20567.9873103811. The cubic root of 423042102 is about 750.6909792015.

Adding to 423042102 its reverse (201240324), we get a palindrome (624282426).

The spelling of 423042102 in words is "four hundred twenty-three million, forty-two thousand, one hundred two".