146321132 has 12 divisors (see below), whose sum is σ = 256432176. Its totient is φ = 73054800.

The previous prime is 146321117. The next prime is 146321137. The reversal of 146321132 is 231123641.

It is a super-2 number, since 2×146321132² = 42819747339522848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 146321098 and 146321107.

It is not an unprimeable number, because it can be changed into a prime (146321137) 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, 23288 + ... + 28895.

It is an arithmetic number, because the mean of its divisors is an integer number (21369348).

Almost surely, 2^146321132 is an apocalyptic number.

It is an amenable number.

146321132 is a deficient number, since it is larger than the sum of its proper divisors (110111044).

146321132 is a wasteful number, since it uses less digits than its factorization.

146321132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52888 (or 52886 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 146321132 is about 12096.3272111827. The cubic root of 146321132 is about 526.9495251032.

Adding to 146321132 its reverse (231123641), we get a palindrome (377444773).

The spelling of 146321132 in words is "one hundred forty-six million, three hundred twenty-one thousand, one hundred thirty-two".