142716634 has 8 divisors (see below), whose sum is σ = 217703520. Its totient is φ = 70148796.

The previous prime is 142716583. The next prime is 142716647. The reversal of 142716634 is 436617241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142716634.

It is an unprimeable number.

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, 604614 + ... + 604849.

It is an arithmetic number, because the mean of its divisors is an integer number (27212940).

Almost surely, 2^142716634 is an apocalyptic number.

142716634 is a deficient number, since it is larger than the sum of its proper divisors (74986886).

142716634 is a wasteful number, since it uses less digits than its factorization.

142716634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209524.

The product of its digits is 24192, while the sum is 34.

The square root of 142716634 is about 11946.4067401039. The cubic root of 142716634 is about 522.5865140659.

The spelling of 142716634 in words is "one hundred forty-two million, seven hundred sixteen thousand, six hundred thirty-four".