146645444 has 24 divisors (see below), whose sum is σ = 284709600. Its totient is φ = 65526080.

The previous prime is 146645423. The next prime is 146645449. The reversal of 146645444 is 444546641.

146645444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 146645398 and 146645407.

It is not an unprimeable number, because it can be changed into a prime (146645449) 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 7 ways as a sum of consecutive naturals, for example, 25649 + ... + 30840.

It is an arithmetic number, because the mean of its divisors is an integer number (11862900).

Almost surely, 2^146645444 is an apocalyptic number.

It is an amenable number.

146645444 is a deficient number, since it is larger than the sum of its proper divisors (138064156).

146645444 is a wasteful number, since it uses less digits than its factorization.

146645444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56563 (or 56561 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The square root of 146645444 is about 12109.7251826786. The cubic root of 146645444 is about 527.3385551474.

The spelling of 146645444 in words is "one hundred forty-six million, six hundred forty-five thousand, four hundred forty-four".