142866722 has 8 divisors (see below), whose sum is σ = 216422172. Its totient is φ = 70726000.

The previous prime is 142866709. The next prime is 142866733. The reversal of 142866722 is 227668241.

142866722 is digitally balanced in base 3, 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 2 ways, for example, as 141824281 + 1042441 = 11909^2 + 1021^2 .

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

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, 353429 + ... + 353832.

Almost surely, 2^142866722 is an apocalyptic number.

142866722 is a deficient number, since it is larger than the sum of its proper divisors (73555450).

142866722 is a wasteful number, since it uses less digits than its factorization.

142866722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707364.

The product of its digits is 64512, while the sum is 38.

The square root of 142866722 is about 11952.6868109225. The cubic root of 142866722 is about 522.7696426509.

The spelling of 142866722 in words is "one hundred forty-two million, eight hundred sixty-six thousand, seven hundred twenty-two".