201545226 has 32 divisors (see below), whose sum is σ = 448913280. Its totient is φ = 67026528.

The previous prime is 201545213. The next prime is 201545237. The reversal of 201545226 is 622545102.

201545226 is a `hidden beast` number, since 201 + 5 + 452 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 201545226.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20595 + ... + 28761.

It is an arithmetic number, because the mean of its divisors is an integer number (14028540).

Almost surely, 2^201545226 is an apocalyptic number.

201545226 is an abundant number, since it is smaller than the sum of its proper divisors (247368054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201545226 is a wasteful number, since it uses less digits than its factorization.

201545226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8635 (or 8629 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 201545226 is about 14196.6624951078. The cubic root of 201545226 is about 586.3057748697.

The spelling of 201545226 in words is "two hundred one million, five hundred forty-five thousand, two hundred twenty-six".