146081242 has 8 divisors (see below), whose sum is σ = 220847616. Its totient is φ = 72465372.

The previous prime is 146081209. The next prime is 146081261. The reversal of 146081242 is 242180641.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146081242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287308 + ... + 287815.

It is an arithmetic number, because the mean of its divisors is an integer number (27605952).

Almost surely, 2^146081242 is an apocalyptic number.

146081242 is a deficient number, since it is larger than the sum of its proper divisors (74766374).

146081242 is a wasteful number, since it uses less digits than its factorization.

146081242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575252.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 146081242 is about 12086.4073239321. The cubic root of 146081242 is about 526.6613938656.

The spelling of 146081242 in words is "one hundred forty-six million, eighty-one thousand, two hundred forty-two".