142250566 has 8 divisors (see below), whose sum is σ = 218580264. Its totient is φ = 69390480.

The previous prime is 142250557. The next prime is 142250567. The reversal of 142250566 is 665052241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142250567) 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, 867300 + ... + 867463.

It is an arithmetic number, because the mean of its divisors is an integer number (27322533).

Almost surely, 2^142250566 is an apocalyptic number.

142250566 is a deficient number, since it is larger than the sum of its proper divisors (76329698).

142250566 is a wasteful number, since it uses less digits than its factorization.

142250566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734806.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 142250566 is about 11926.8841698073. The cubic root of 142250566 is about 522.0170255208.

The spelling of 142250566 in words is "one hundred forty-two million, two hundred fifty thousand, five hundred sixty-six".