142259306 has 8 divisors (see below), whose sum is σ = 243873120. Its totient is φ = 60968268.

The previous prime is 142259269. The next prime is 142259309. The reversal of 142259306 is 603952241.

It is a happy number.

142259306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (142259309) 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, 5080676 + ... + 5080703.

It is an arithmetic number, because the mean of its divisors is an integer number (30484140).

Almost surely, 2^142259306 is an apocalyptic number.

142259306 is a deficient number, since it is larger than the sum of its proper divisors (101613814).

142259306 is a wasteful number, since it uses less digits than its factorization.

142259306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161388.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 142259306 is about 11927.2505633109. The cubic root of 142259306 is about 522.0277163638.

The spelling of 142259306 in words is "one hundred forty-two million, two hundred fifty-nine thousand, three hundred six".