12150648 has 80 divisors (see below), whose sum is σ = 36067680. Its totient is φ = 3808512.

The previous prime is 12150641. The next prime is 12150673. The reversal of 12150648 is 84605121.

12150648 is a `hidden beast` number, since 1 + 2 + 15 + 0 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12150641) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10465 + ... + 11567.

It is an arithmetic number, because the mean of its divisors is an integer number (450846).

Almost surely, 2^12150648 is an apocalyptic number.

12150648 is a gapful number since it is divisible by the number (18) 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 12150648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18033840).

12150648 is an abundant number, since it is smaller than the sum of its proper divisors (23917032).

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

12150648 is a wasteful number, since it uses less digits than its factorization.

12150648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 12150648 is about 3485.7779619477. Note that the first 3 decimals coincide. The cubic root of 12150648 is about 229.8969166291.

Adding to 12150648 its reverse (84605121), we get a palindrome (96755769).

The spelling of 12150648 in words is "twelve million, one hundred fifty thousand, six hundred forty-eight".