203889094 has 4 divisors (see below), whose sum is σ = 305833644. Its totient is φ = 101944546.

The previous prime is 203889071. The next prime is 203889113. The reversal of 203889094 is 490988302.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 203889094.

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 as a sum of consecutive naturals, namely, 50972272 + ... + 50972275.

It is an arithmetic number, because the mean of its divisors is an integer number (76458411).

Almost surely, 2^203889094 is an apocalyptic number.

203889094 is a deficient number, since it is larger than the sum of its proper divisors (101944550).

203889094 is a wasteful number, since it uses less digits than its factorization.

203889094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101944549.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 203889094 is about 14278.9738426821. The cubic root of 203889094 is about 588.5698330047.

The spelling of 203889094 in words is "two hundred three million, eight hundred eighty-nine thousand, ninety-four".