203420414 has 8 divisors (see below), whose sum is σ = 307003080. Its totient is φ = 101086056.

The previous prime is 203420381. The next prime is 203420423. The reversal of 203420414 is 414024302.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311669 + ... + 312320.

It is an arithmetic number, because the mean of its divisors is an integer number (38375385).

Almost surely, 2^203420414 is an apocalyptic number.

203420414 is a deficient number, since it is larger than the sum of its proper divisors (103582666).

203420414 is a wasteful number, since it uses less digits than its factorization.

203420414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624154.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 203420414 is about 14262.5528570449. The cubic root of 203420414 is about 588.1185050458.

Adding to 203420414 its reverse (414024302), we get a palindrome (617444716).

The spelling of 203420414 in words is "two hundred three million, four hundred twenty thousand, four hundred fourteen".