203268146 has 16 divisors (see below), whose sum is σ = 307701504. Its totient is φ = 100705584.

The previous prime is 203268139. The next prime is 203268187. The reversal of 203268146 is 641862302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110591 + ... + 112413.

It is an arithmetic number, because the mean of its divisors is an integer number (19231344).

Almost surely, 2^203268146 is an apocalyptic number.

203268146 is a deficient number, since it is larger than the sum of its proper divisors (104433358).

203268146 is a wasteful number, since it uses less digits than its factorization.

203268146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 203268146 is about 14257.2138231844. The cubic root of 203268146 is about 587.9717253129.

The spelling of 203268146 in words is "two hundred three million, two hundred sixty-eight thousand, one hundred forty-six".