142226164 has 6 divisors (see below), whose sum is σ = 248895794. Its totient is φ = 71113080.

The previous prime is 142226159. The next prime is 142226221. The reversal of 142226164 is 461622241.

142226164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 125888400 + 16337764 = 11220^2 + 4042^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17778267 + ... + 17778274.

Almost surely, 2^142226164 is an apocalyptic number.

It is an amenable number.

142226164 is a deficient number, since it is larger than the sum of its proper divisors (106669630).

142226164 is a wasteful number, since it uses less digits than its factorization.

142226164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35556545 (or 35556543 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 142226164 is about 11925.8611429112. The cubic root of 142226164 is about 521.9871744670.

The spelling of 142226164 in words is "one hundred forty-two million, two hundred twenty-six thousand, one hundred sixty-four".