203542214 has 8 divisors (see below), whose sum is σ = 308277840. Its totient is φ = 100782936.

The previous prime is 203542189. The next prime is 203542223. The reversal of 203542214 is 412245302.

It is a happy number.

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 203542214.

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, 493829 + ... + 494240.

It is an arithmetic number, because the mean of its divisors is an integer number (38534730).

Almost surely, 2^203542214 is an apocalyptic number.

203542214 is a deficient number, since it is larger than the sum of its proper divisors (104735626).

203542214 is a wasteful number, since it uses less digits than its factorization.

203542214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988174.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 203542214 is about 14266.8221408974. The cubic root of 203542214 is about 588.2358622312.

Adding to 203542214 its reverse (412245302), we get a palindrome (615787516).

The spelling of 203542214 in words is "two hundred three million, five hundred forty-two thousand, two hundred fourteen".