12240546 has 16 divisors (see below), whose sum is σ = 24577344. Its totient is φ = 4064144.

The previous prime is 12240511. The next prime is 12240559. The reversal of 12240546 is 64504221.

12240546 = T₁₆₄ + T₁₆₅ + ... + T₄₂₆.

12240546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301 + ... + 5456.

It is an arithmetic number, because the mean of its divisors is an integer number (1536084).

Almost surely, 2^12240546 is an apocalyptic number.

12240546 is an abundant number, since it is smaller than the sum of its proper divisors (12336798).

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

12240546 is a wasteful number, since it uses less digits than its factorization.

12240546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 12240546 is about 3498.6491678932. The cubic root of 12240546 is about 230.4624972120.

Adding to 12240546 its reverse (64504221), we get a palindrome (76744767).

The spelling of 12240546 in words is "twelve million, two hundred forty thousand, five hundred forty-six".