142616534 has 16 divisors (see below), whose sum is σ = 219088800. Its totient is φ = 69600960.

The previous prime is 142616533. The next prime is 142616557. The reversal of 142616534 is 435616241.

It is a self number, because there is not a number n which added to its sum of digits gives 142616534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142616531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17714 + ... + 24474.

It is an arithmetic number, because the mean of its divisors is an integer number (13693050).

Almost surely, 2^142616534 is an apocalyptic number.

142616534 is a deficient number, since it is larger than the sum of its proper divisors (76472266).

142616534 is a wasteful number, since it uses less digits than its factorization.

142616534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015.

The product of its digits is 17280, while the sum is 32.

The square root of 142616534 is about 11942.2164609422. The cubic root of 142616534 is about 522.4643065290.

The spelling of 142616534 in words is "one hundred forty-two million, six hundred sixteen thousand, five hundred thirty-four".