142039593 has 24 divisors (see below), whose sum is σ = 216777600. Its totient is φ = 89474784.

The previous prime is 142039571. The next prime is 142039619. The reversal of 142039593 is 395930241.

It is a happy number.

142039593 is a `hidden beast` number, since 14 + 20 + 39 + 593 = 666.

142039593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142039593 - 2⁶ = 142039529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142039553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6478 + ... + 18056.

It is an arithmetic number, because the mean of its divisors is an integer number (9032400).

Almost surely, 2^142039593 is an apocalyptic number.

It is an amenable number.

142039593 is a deficient number, since it is larger than the sum of its proper divisors (74738007).

142039593 is a wasteful number, since it uses less digits than its factorization.

142039593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11661 (or 11658 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 142039593 is about 11918.0364574035. The cubic root of 142039593 is about 521.7588285670.

The spelling of 142039593 in words is "one hundred forty-two million, thirty-nine thousand, five hundred ninety-three".