12022452 has 48 divisors (see below), whose sum is σ = 33570880. Its totient is φ = 3698784.

The previous prime is 12022441. The next prime is 12022477. The reversal of 12022452 is 25422021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2878 + ... + 5685.

Almost surely, 2^12022452 is an apocalyptic number.

12022452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12022452 is an abundant number, since it is smaller than the sum of its proper divisors (21548428).

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

12022452 is a wasteful number, since it uses less digits than its factorization.

12022452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8589 (or 8581 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 12022452 is about 3467.3407677931. The cubic root of 12022452 is about 229.0855435767.

Adding to 12022452 its reverse (25422021), we get a palindrome (37444473).

The spelling of 12022452 in words is "twelve million, twenty-two thousand, four hundred fifty-two".