142241226 has 8 divisors (see below), whose sum is σ = 284482464. Its totient is φ = 47413740.

The previous prime is 142241213. The next prime is 142241243. The reversal of 142241226 is 622142241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

142241226 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 142241196 and 142241205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11853430 + ... + 11853441.

It is an arithmetic number, because the mean of its divisors is an integer number (35560308).

Almost surely, 2^142241226 is an apocalyptic number.

142241226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142241226 is a wasteful number, since it uses less digits than its factorization.

142241226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23706876.

The product of its digits is 1536, while the sum is 24.

The square root of 142241226 is about 11926.4926109900. The cubic root of 142241226 is about 522.0056002687.

Adding to 142241226 its reverse (622142241), we get a palindrome (764383467).

The spelling of 142241226 in words is "one hundred forty-two million, two hundred forty-one thousand, two hundred twenty-six".