146180444 has 12 divisors (see below), whose sum is σ = 257348784. Its totient is φ = 72652224.

The previous prime is 146180443. The next prime is 146180449. The reversal of 146180444 is 444081641.

It is a self number, because there is not a number n which added to its sum of digits gives 146180444.

It is a congruent 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, 108749 + ... + 110084.

It is an arithmetic number, because the mean of its divisors is an integer number (21445732).

Almost surely, 2^146180444 is an apocalyptic number.

It is an amenable number.

146180444 is a deficient number, since it is larger than the sum of its proper divisors (111168340).

146180444 is a wasteful number, since it uses less digits than its factorization.

146180444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219004 (or 219002 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 146180444 is about 12090.5104937716. The cubic root of 146180444 is about 526.7805833449.

The spelling of 146180444 in words is "one hundred forty-six million, one hundred eighty thousand, four hundred forty-four".