203394316 has 12 divisors (see below), whose sum is σ = 374673880. Its totient is φ = 96344640.

The previous prime is 203394293. The next prime is 203394319. The reversal of 203394316 is 613493302.

It is a super-2 number, since 2×203394316² = 82738495562215712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203394319) by changing a digit.

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, 1338045 + ... + 1338196.

Almost surely, 2^203394316 is an apocalyptic number.

It is an amenable number.

203394316 is a deficient number, since it is larger than the sum of its proper divisors (171279564).

203394316 is a wasteful number, since it uses less digits than its factorization.

203394316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676264 (or 2676262 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 203394316 is about 14261.6379143491. The cubic root of 203394316 is about 588.0933529108.

The spelling of 203394316 in words is "two hundred three million, three hundred ninety-four thousand, three hundred sixteen".