142003226 has 8 divisors (see below), whose sum is σ = 224215680. Its totient is φ = 67264668.

The previous prime is 142003223. The next prime is 142003229. The reversal of 142003226 is 622300241.

142003226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142003223) and next prime (142003229).

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

It is a junction number, because it is equal to n+sod(n) for n = 142003198 and 142003207.

It is not an unprimeable number, because it can be changed into a prime (142003223) 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 3 ways as a sum of consecutive naturals, for example, 1868426 + ... + 1868501.

It is an arithmetic number, because the mean of its divisors is an integer number (28026960).

Almost surely, 2^142003226 is an apocalyptic number.

142003226 is a deficient number, since it is larger than the sum of its proper divisors (82212454).

142003226 is a wasteful number, since it uses less digits than its factorization.

142003226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736948.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 142003226 is about 11916.5106469973. The cubic root of 142003226 is about 521.7142953901.

Adding to 142003226 its reverse (622300241), we get a palindrome (764303467).

The spelling of 142003226 in words is "one hundred forty-two million, three thousand, two hundred twenty-six".