142572306 has 8 divisors (see below), whose sum is σ = 285144624. Its totient is φ = 47524100.

The previous prime is 142572301. The next prime is 142572329. The reversal of 142572306 is 603275241.

142572306 is digitally balanced in base 3, 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.

142572306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (142572301) 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, 11881020 + ... + 11881031.

It is an arithmetic number, because the mean of its divisors is an integer number (35643078).

Almost surely, 2^142572306 is an apocalyptic number.

142572306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142572306 is a wasteful number, since it uses less digits than its factorization.

142572306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23762056.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 142572306 is about 11940.3645672986. The cubic root of 142572306 is about 522.4102923606.

The spelling of 142572306 in words is "one hundred forty-two million, five hundred seventy-two thousand, three hundred six".