142262066 has 4 divisors (see below), whose sum is σ = 213393102. Its totient is φ = 71131032.

The previous prime is 142262011. The next prime is 142262089. The reversal of 142262066 is 660262241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 138556441 + 3705625 = 11771^2 + 1925^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35565515 + ... + 35565518.

Almost surely, 2^142262066 is an apocalyptic number.

142262066 is a deficient number, since it is larger than the sum of its proper divisors (71131036).

142262066 is an equidigital number, since it uses as much as digits as its factorization.

142262066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71131035.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 142262066 is about 11927.3662641842. The cubic root of 142262066 is about 522.0310923284.

The spelling of 142262066 in words is "one hundred forty-two million, two hundred sixty-two thousand, sixty-six".