12394074 has 64 divisors (see below), whose sum is σ = 31288320. Its totient is φ = 3179520.

The previous prime is 12394043. The next prime is 12394087. The reversal of 12394074 is 47049321.

It is a happy number.

It is a super-2 number, since 2×12394074² = 307226140634952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64122 + ... + 64314.

It is an arithmetic number, because the mean of its divisors is an integer number (488880).

Almost surely, 2^12394074 is an apocalyptic number.

12394074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12394074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15644160).

12394074 is an abundant number, since it is smaller than the sum of its proper divisors (18894246).

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

12394074 is a wasteful number, since it uses less digits than its factorization.

12394074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 12394074 is about 3520.5218363192. The cubic root of 12394074 is about 231.4220279248.

The spelling of 12394074 in words is "twelve million, three hundred ninety-four thousand, seventy-four".