106230042 has 60 divisors (see below), whose sum is σ = 252971070. Its totient is φ = 33312384.

The previous prime is 106230037. The next prime is 106230043. The reversal of 106230042 is 240032601.

It is a happy number.

106230042 is a `hidden beast` number, since 1 + 0 + 623 + 0 + 0 + 42 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 91183401 + 15046641 = 9549^2 + 3879^2 .

It is a super-2 number, since 2×106230042² = 22569643646643528, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 106229997 and 106230024.

It is not an unprimeable number, because it can be changed into a prime (106230043) by changing a digit.

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 29 ways as a sum of consecutive naturals, for example, 45684 + ... + 47952.

Almost surely, 2^106230042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 106230042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126485535).

106230042 is an abundant number, since it is smaller than the sum of its proper divisors (146741028).

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

106230042 is a wasteful number, since it uses less digits than its factorization.

106230042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317 (or 2291 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 106230042 is about 10306.7959133768. The cubic root of 106230042 is about 473.6044609250.

Adding to 106230042 its reverse (240032601), we get a palindrome (346262643).

The spelling of 106230042 in words is "one hundred six million, two hundred thirty thousand, forty-two".