12024819 has 6 divisors (see below), whose sum is σ = 17369196. Its totient is φ = 8016540.

The previous prime is 12024811. The next prime is 12024823. The reversal of 12024819 is 91842021.

It is not a de Polignac number, because 12024819 - 2³ = 12024811 is a prime.

It is a super-2 number, since 2×12024819² = 289192543965522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12024792 and 12024801.

It is not an unprimeable number, because it can be changed into a prime (12024811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 668037 + ... + 668054.

It is an arithmetic number, because the mean of its divisors is an integer number (2894866).

Almost surely, 2^12024819 is an apocalyptic number.

12024819 is a deficient number, since it is larger than the sum of its proper divisors (5344377).

12024819 is a wasteful number, since it uses less digits than its factorization.

12024819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336097 (or 1336094 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 12024819 is about 3467.6820788533. The cubic root of 12024819 is about 229.1005768355.

The spelling of 12024819 in words is "twelve million, twenty-four thousand, eight hundred nineteen".