145589232 has 40 divisors (see below), whose sum is σ = 376985296. Its totient is φ = 48416256.

The previous prime is 145589231. The next prime is 145589281. The reversal of 145589232 is 232985541.

145589232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145589231) 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, 18618 + ... + 25254.

Almost surely, 2^145589232 is an apocalyptic number.

145589232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145589232 is an abundant number, since it is smaller than the sum of its proper divisors (231396064).

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

145589232 is a wasteful number, since it uses less digits than its factorization.

145589232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7105 (or 7099 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 145589232 is about 12066.0363002935. The cubic root of 145589232 is about 526.0694535458.

The spelling of 145589232 in words is "one hundred forty-five million, five hundred eighty-nine thousand, two hundred thirty-two".