146532189 has 8 divisors (see below), whose sum is σ = 195612480. Its totient is φ = 97570016.

The previous prime is 146532179. The next prime is 146532193. The reversal of 146532189 is 981235641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146532189 - 2²⁴ = 129754973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146532109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26592 + ... + 31625.

It is an arithmetic number, because the mean of its divisors is an integer number (24451560).

Almost surely, 2^146532189 is an apocalyptic number.

It is an amenable number.

146532189 is a deficient number, since it is larger than the sum of its proper divisors (49080291).

146532189 is an equidigital number, since it uses as much as digits as its factorization.

146532189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59059.

The product of its digits is 51840, while the sum is 39.

The square root of 146532189 is about 12105.0480792106. The cubic root of 146532189 is about 527.2027647948.

The spelling of 146532189 in words is "one hundred forty-six million, five hundred thirty-two thousand, one hundred eighty-nine".