201265610 has 32 divisors (see below), whose sum is σ = 445882752. Its totient is φ = 63696960.

The previous prime is 201265583. The next prime is 201265627. The reversal of 201265610 is 16562102.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109676 + ... + 111495.

It is an arithmetic number, because the mean of its divisors is an integer number (13933836).

Almost surely, 2^201265610 is an apocalyptic number.

201265610 is an abundant number, since it is smaller than the sum of its proper divisors (244617142).

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

201265610 is a wasteful number, since it uses less digits than its factorization.

201265610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221198.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 201265610 is about 14186.8111286504. The cubic root of 201265610 is about 586.0345101149.

The spelling of 201265610 in words is "two hundred one million, two hundred sixty-five thousand, six hundred ten".