1240042214 has 8 divisors (see below), whose sum is σ = 1866045168. Its totient is φ = 618027160.

The previous prime is 1240042189. The next prime is 1240042229. The reversal of 1240042214 is 4122400421.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996197 + ... + 997440.

It is an arithmetic number, because the mean of its divisors is an integer number (233255646).

Almost surely, 2^1240042214 is an apocalyptic number.

1240042214 is a deficient number, since it is larger than the sum of its proper divisors (626002954).

1240042214 is a wasteful number, since it uses less digits than its factorization.

1240042214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993950.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1240042214 is about 35214.2331167385. The cubic root of 1240042214 is about 1074.3492622660.

Adding to 1240042214 its reverse (4122400421), we get a palindrome (5362442635).

The spelling of 1240042214 in words is "one billion, two hundred forty million, forty-two thousand, two hundred fourteen".