146180442 has 8 divisors (see below), whose sum is σ = 292360896. Its totient is φ = 48726812.

The previous prime is 146180401. The next prime is 146180443. The reversal of 146180442 is 244081641.

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

146180442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (146180443) by changing a digit.

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, 12181698 + ... + 12181709.

It is an arithmetic number, because the mean of its divisors is an integer number (36545112).

Almost surely, 2^146180442 is an apocalyptic number.

146180442 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.

146180442 is a wasteful number, since it uses less digits than its factorization.

146180442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24363412.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 146180442 is about 12090.5104110621. The cubic root of 146180442 is about 526.7805809425.

The spelling of 146180442 in words is "one hundred forty-six million, one hundred eighty thousand, four hundred forty-two".