142327593 has 6 divisors (see below), whose sum is σ = 205584314. Its totient is φ = 94885056.

The previous prime is 142327583. The next prime is 142327597. The reversal of 142327593 is 395723241.

142327593 is a `hidden beast` number, since 1 + 42 + 3 + 27 + 593 = 666.

It can be written as a sum of positive squares in only one way, i.e., 90098064 + 52229529 = 9492^2 + 7227^2 .

It is not a de Polignac number, because 142327593 - 2⁸ = 142327337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142327597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7907080 + ... + 7907097.

Almost surely, 2^142327593 is an apocalyptic number.

It is an amenable number.

142327593 is a deficient number, since it is larger than the sum of its proper divisors (63256721).

142327593 is a wasteful number, since it uses less digits than its factorization.

142327593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15814183 (or 15814180 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 142327593 is about 11930.1128661887. The cubic root of 142327593 is about 522.1112305355. Note that the first 3 decimals are identical.

The spelling of 142327593 in words is "one hundred forty-two million, three hundred twenty-seven thousand, five hundred ninety-three".