146403232 has 24 divisors (see below), whose sum is σ = 288578052. Its totient is φ = 73113600.

The previous prime is 146403221. The next prime is 146403239. The reversal of 146403232 is 232304641.

It can be written as a sum of positive squares in 2 ways, for example, as 141039376 + 5363856 = 11876^2 + 2316^2 .

It is a junction number, because it is equal to n+sod(n) for n = 146403197 and 146403206.

It is not an unprimeable number, because it can be changed into a prime (146403239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30432 + ... + 34912.

Almost surely, 2^146403232 is an apocalyptic number.

It is an amenable number.

146403232 is a deficient number, since it is larger than the sum of its proper divisors (142174820).

146403232 is a wasteful number, since it uses less digits than its factorization.

146403232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5512 (or 5504 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 146403232 is about 12099.7203273464. The cubic root of 146403232 is about 527.0480628571.

Adding to 146403232 its reverse (232304641), we get a palindrome (378707873).

The spelling of 146403232 in words is "one hundred forty-six million, four hundred three thousand, two hundred thirty-two".