12061632 has 56 divisors (see below), whose sum is σ = 34820352. Its totient is φ = 3654400.

The previous prime is 12061627. The next prime is 12061633. The reversal of 12061632 is 23616021.

It is a happy number.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12061599 and 12061608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12061633) 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, 744 + ... + 4967.

It is an arithmetic number, because the mean of its divisors is an integer number (621792).

Almost surely, 2^12061632 is an apocalyptic number.

12061632 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 12061632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17410176).

12061632 is an abundant number, since it is smaller than the sum of its proper divisors (22758720).

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

12061632 is a wasteful number, since it uses less digits than its factorization.

12061632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737 (or 5727 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 12061632 is about 3472.9860351001. The cubic root of 12061632 is about 229.3341295568.

Adding to 12061632 its reverse (23616021), we get a palindrome (35677653).

The spelling of 12061632 in words is "twelve million, sixty-one thousand, six hundred thirty-two".