142606322 has 8 divisors (see below), whose sum is σ = 215146476. Its totient is φ = 70890832.

The previous prime is 142606309. The next prime is 142606327. The reversal of 142606322 is 223606241.

It can be written as a sum of positive squares in 2 ways, for example, as 112805641 + 29800681 = 10621^2 + 5459^2 .

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 = 142606291 and 142606300.

It is not an unprimeable number, because it can be changed into a prime (142606327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205733 + ... + 206424.

Almost surely, 2^142606322 is an apocalyptic number.

142606322 is a deficient number, since it is larger than the sum of its proper divisors (72540154).

142606322 is a wasteful number, since it uses less digits than its factorization.

142606322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412332.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 142606322 is about 11941.7888944664. The cubic root of 142606322 is about 522.4518359486.

The spelling of 142606322 in words is "one hundred forty-two million, six hundred six thousand, three hundred twenty-two".