142346734 has 8 divisors (see below), whose sum is σ = 213574248. Its totient is φ = 71155320.

The previous prime is 142346723. The next prime is 142346741. The reversal of 142346734 is 437643241.

142346734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142346734.

It is a congruent number.

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, 5529 + ... + 17755.

It is an arithmetic number, because the mean of its divisors is an integer number (26696781).

Almost surely, 2^142346734 is an apocalyptic number.

142346734 is a deficient number, since it is larger than the sum of its proper divisors (71227514).

142346734 is a wasteful number, since it uses less digits than its factorization.

142346734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18050.

The product of its digits is 48384, while the sum is 34.

The square root of 142346734 is about 11930.9150529203. The cubic root of 142346734 is about 522.1346349527.

Adding to 142346734 its reverse (437643241), we get a palindrome (579989975).

The spelling of 142346734 in words is "one hundred forty-two million, three hundred forty-six thousand, seven hundred thirty-four".