201004256 has 12 divisors (see below), whose sum is σ = 395727192. Its totient is φ = 100502112.

The previous prime is 201004247. The next prime is 201004283. The reversal of 201004256 is 652400102.

It is a happy number.

It is a super-2 number, since 2×201004256² = 80805421860227072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3140660 + ... + 3140723.

It is an arithmetic number, because the mean of its divisors is an integer number (32977266).

Almost surely, 2^201004256 is an apocalyptic number.

It is an amenable number.

201004256 is a deficient number, since it is larger than the sum of its proper divisors (194722936).

201004256 is an equidigital number, since it uses as much as digits as its factorization.

201004256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6281393 (or 6281385 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 201004256 is about 14177.5969755103. The cubic root of 201004256 is about 585.7807346724.

Adding to 201004256 its reverse (652400102), we get a palindrome (853404358).

The spelling of 201004256 in words is "two hundred one million, four thousand, two hundred fifty-six".