12190332 has 96 divisors (see below), whose sum is σ = 36126720. Its totient is φ = 3107520.

The previous prime is 12190331. The next prime is 12190333. The reversal of 12190332 is 23309121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12190331) and next prime (12190333).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 12190299 and 12190308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12190331) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 72913 + ... + 73079.

It is an arithmetic number, because the mean of its divisors is an integer number (376320).

Almost surely, 2^12190332 is an apocalyptic number.

12190332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12190332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18063360).

12190332 is an abundant number, since it is smaller than the sum of its proper divisors (23936388).

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

12190332 is a wasteful number, since it uses less digits than its factorization.

12190332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 12190332 is about 3491.4655948470. The cubic root of 12190332 is about 230.1469256566.

Adding to 12190332 its reverse (23309121), we get a palindrome (35499453).

The spelling of 12190332 in words is "twelve million, one hundred ninety thousand, three hundred thirty-two".