201194285 has 8 divisors (see below), whose sum is σ = 241532280. Its totient is φ = 160889344.

The previous prime is 201194267. The next prime is 201194293. The reversal of 201194285 is 582491102.

It can be written as a sum of positive squares in 4 ways, for example, as 2778889 + 198415396 = 1667^2 + 14086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201194285 - 2⁸ = 201194029 is a prime.

It is a super-2 number, since 2×201194285² = 80958280633322450, 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 in 7 ways as a sum of consecutive naturals, for example, 8069 + ... + 21621.

It is an arithmetic number, because the mean of its divisors is an integer number (30191535).

Almost surely, 2^201194285 is an apocalyptic number.

It is an amenable number.

201194285 is a deficient number, since it is larger than the sum of its proper divisors (40337995).

201194285 is a wasteful number, since it uses less digits than its factorization.

201194285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16527.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 201194285 is about 14184.2971274575. The cubic root of 201194285 is about 585.9652751539.

The spelling of 201194285 in words is "two hundred one million, one hundred ninety-four thousand, two hundred eighty-five".