12214042 has 4 divisors (see below), whose sum is σ = 18321066. Its totient is φ = 6107020.

The previous prime is 12214019. The next prime is 12214043. The reversal of 12214042 is 24041221.

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

It can be written as a sum of positive squares in only one way, i.e., 11634921 + 579121 = 3411^2 + 761^2 .

It is not an unprimeable number, because it can be changed into a prime (12214043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3053509 + ... + 3053512.

Almost surely, 2^12214042 is an apocalyptic number.

12214042 is a deficient number, since it is larger than the sum of its proper divisors (6107024).

12214042 is an equidigital number, since it uses as much as digits as its factorization.

12214042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6107023.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 12214042 is about 3494.8593676999. The cubic root of 12214042 is about 230.2960397151.

Adding to 12214042 its reverse (24041221), we get a palindrome (36255263).

The spelling of 12214042 in words is "twelve million, two hundred fourteen thousand, forty-two".