142734208 has 32 divisors (see below), whose sum is σ = 284892120. Its totient is φ = 71232000.

The previous prime is 142734173. The next prime is 142734209. The reversal of 142734208 is 802437241.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 142734208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142734209) 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, 133998 + ... + 135058.

Almost surely, 2^142734208 is an apocalyptic number.

It is an amenable number.

142734208 is a deficient number, since it is larger than the sum of its proper divisors (142157912).

142734208 is a wasteful number, since it uses less digits than its factorization.

142734208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126 (or 2114 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 142734208 is about 11947.1422524384. The cubic root of 142734208 is about 522.6079634658.

It can be divided in two parts, 14273 and 4208, that added together give a palindrome (18481).

The spelling of 142734208 in words is "one hundred forty-two million, seven hundred thirty-four thousand, two hundred eight".