12022508 has 6 divisors (see below), whose sum is σ = 21039396. Its totient is φ = 6011252.

The previous prime is 12022487. The next prime is 12022511. The reversal of 12022508 is 80522021.

It is a super-2 number, since 2×12022508² = 289081397220128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12022508.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1502810 + ... + 1502817.

It is an arithmetic number, because the mean of its divisors is an integer number (3506566).

Almost surely, 2^12022508 is an apocalyptic number.

It is an amenable number.

12022508 is a deficient number, since it is larger than the sum of its proper divisors (9016888).

12022508 is a wasteful number, since it uses less digits than its factorization.

12022508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005631 (or 3005629 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 12022508 is about 3467.3488431365. The cubic root of 12022508 is about 229.0858992659.

Adding to 12022508 its reverse (80522021), we get a palindrome (92544529).

The spelling of 12022508 in words is "twelve million, twenty-two thousand, five hundred eight".