12074399 has 4 divisors (see below), whose sum is σ = 12151464. Its totient is φ = 11997336.

The previous prime is 12074393. The next prime is 12074417. The reversal of 12074399 is 99347021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12074399 - 2⁸ = 12074143 is a prime.

It is a super-2 number, since 2×12074399² = 291582222422402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12074393) 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, 38297 + ... + 38610.

It is an arithmetic number, because the mean of its divisors is an integer number (3037866).

Almost surely, 2^12074399 is an apocalyptic number.

12074399 is a deficient number, since it is larger than the sum of its proper divisors (77065).

12074399 is an equidigital number, since it uses as much as digits as its factorization.

12074399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77064.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 12074399 is about 3474.8235926447. The cubic root of 12074399 is about 229.4150162448.

The spelling of 12074399 in words is "twelve million, seventy-four thousand, three hundred ninety-nine".