200569145 has 16 divisors (see below), whose sum is σ = 291247488. Its totient is φ = 129442560.

The previous prime is 200569141. The next prime is 200569147. The reversal of 200569145 is 541965002.

It is a happy number.

It is not a de Polignac number, because 200569145 - 2² = 200569141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200569141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167951 + ... + 169140.

It is an arithmetic number, because the mean of its divisors is an integer number (18202968).

Almost surely, 2^200569145 is an apocalyptic number.

It is an amenable number.

200569145 is a deficient number, since it is larger than the sum of its proper divisors (90678343).

200569145 is a wasteful number, since it uses less digits than its factorization.

200569145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337120.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 200569145 is about 14162.2436428696. The cubic root of 200569145 is about 585.3577522951.

The spelling of 200569145 in words is "two hundred million, five hundred sixty-nine thousand, one hundred forty-five".