12349404 has 36 divisors (see below), whose sum is σ = 31600296. Its totient is φ = 4065888.

The previous prime is 12349399. The next prime is 12349409. The reversal of 12349404 is 40494321.

It is an interprime number because it is at equal distance from previous prime (12349399) and next prime (12349409).

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12349409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 922 + ... + 5054.

It is an arithmetic number, because the mean of its divisors is an integer number (877786).

Almost surely, 2^12349404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12349404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15800148).

12349404 is an abundant number, since it is smaller than the sum of its proper divisors (19250892).

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

12349404 is a wasteful number, since it uses less digits than its factorization.

12349404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226 (or 4221 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 12349404 is about 3514.1718796894. The cubic root of 12349404 is about 231.1436673058.

The spelling of 12349404 in words is "twelve million, three hundred forty-nine thousand, four hundred four".