12162552 has 16 divisors (see below), whose sum is σ = 30406440. Its totient is φ = 4054176.

The previous prime is 12162541. The next prime is 12162559. The reversal of 12162552 is 25526121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 506773 = 12162552 / (1 + 2 + 1 + 6 + 2 + 5 + 5 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12162559) 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, 253363 + ... + 253410.

Almost surely, 2^12162552 is an apocalyptic number.

12162552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12162552 is an abundant number, since it is smaller than the sum of its proper divisors (18243888).

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

12162552 is a wasteful number, since it uses less digits than its factorization.

12162552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506782 (or 506778 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 12162552 is about 3487.4850537314. The cubic root of 12162552 is about 229.9719688586.

Adding to 12162552 its reverse (25526121), we get a palindrome (37688673).

The spelling of 12162552 in words is "twelve million, one hundred sixty-two thousand, five hundred fifty-two".