203420214 has 16 divisors (see below), whose sum is σ = 452045040. Its totient is φ = 67806720.

The previous prime is 203420209. The next prime is 203420237. The reversal of 203420214 is 412024302.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 1883467 + ... + 1883574.

It is an arithmetic number, because the mean of its divisors is an integer number (28252815).

Almost surely, 2^203420214 is an apocalyptic number.

203420214 is an abundant number, since it is smaller than the sum of its proper divisors (248624826).

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

203420214 is a wasteful number, since it uses less digits than its factorization.

203420214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767052 (or 3767046 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 203420214 is about 14262.5458456757. The cubic root of 203420214 is about 588.1183123026.

Adding to 203420214 its reverse (412024302), we get a palindrome (615444516).

The spelling of 203420214 in words is "two hundred three million, four hundred twenty thousand, two hundred fourteen".