12209046 has 8 divisors (see below), whose sum is σ = 24418104. Its totient is φ = 4069680.

The previous prime is 12209023. The next prime is 12209063. The reversal of 12209046 is 64090221.

It is a sphenic number, since it is the product of 3 distinct primes.

12209046 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017415 + ... + 1017426.

It is an arithmetic number, because the mean of its divisors is an integer number (3052263).

Almost surely, 2^12209046 is an apocalyptic number.

12209046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12209046 is a wasteful number, since it uses less digits than its factorization.

12209046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034846.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 12209046 is about 3494.1445304967. The cubic root of 12209046 is about 230.2646355350.

Adding to 12209046 its reverse (64090221), we get a palindrome (76299267).

The spelling of 12209046 in words is "twelve million, two hundred nine thousand, forty-six".