214220042 has 8 divisors (see below), whose sum is σ = 332410500. Its totient is φ = 103416544.

The previous prime is 214220029. The next prime is 214220053. The reversal of 214220042 is 240022412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 196588441 + 17631601 = 14021^2 + 4199^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 214220042.

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, 1846667 + ... + 1846782.

Almost surely, 2^214220042 is an apocalyptic number.

214220042 is a deficient number, since it is larger than the sum of its proper divisors (118190458).

214220042 is a wasteful number, since it uses less digits than its factorization.

214220042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3693480.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 214220042 is about 14636.2577867432. The cubic root of 214220042 is about 598.3473427938.

Adding to 214220042 its reverse (240022412), we get a palindrome (454242454).

The spelling of 214220042 in words is "two hundred fourteen million, two hundred twenty thousand, forty-two".