142275566 has 8 divisors (see below), whose sum is σ = 220772520. Its totient is φ = 68684728.

The previous prime is 142275557. The next prime is 142275577. The reversal of 142275566 is 665572241.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1226456 + ... + 1226571.

It is an arithmetic number, because the mean of its divisors is an integer number (27596565).

Almost surely, 2^142275566 is an apocalyptic number.

142275566 is a deficient number, since it is larger than the sum of its proper divisors (78496954).

142275566 is a wasteful number, since it uses less digits than its factorization.

142275566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453058.

The product of its digits is 100800, while the sum is 38.

The square root of 142275566 is about 11927.9321761989. The cubic root of 142275566 is about 522.0476045701.

The spelling of 142275566 in words is "one hundred forty-two million, two hundred seventy-five thousand, five hundred sixty-six".