146433664 has 32 divisors (see below), whose sum is σ = 314167140. Its totient is φ = 67584000.

The previous prime is 146433643. The next prime is 146433671. The reversal of 146433664 is 466334641.

It can be written as a sum of positive squares in 2 ways, for example, as 107993664 + 38440000 = 10392^2 + 6200^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42337 + ... + 45664.

Almost surely, 2^146433664 is an apocalyptic number.

It is an amenable number.

146433664 is an abundant number, since it is smaller than the sum of its proper divisors (167733476).

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

146433664 is an equidigital number, since it uses as much as digits as its factorization.

146433664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88028 (or 88016 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

The square root of 146433664 is about 12100.9778117308. The cubic root of 146433664 is about 527.0845784796.

The spelling of 146433664 in words is "one hundred forty-six million, four hundred thirty-three thousand, six hundred sixty-four".