201400265 has 32 divisors (see below), whose sum is σ = 271320192. Its totient is φ = 143457600.

The previous prime is 201400249. The next prime is 201400279. The reversal of 201400265 is 562004102.

It is a happy number.

It is not a de Polignac number, because 201400265 - 2⁴ = 201400249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 352430 + ... + 353000.

It is an arithmetic number, because the mean of its divisors is an integer number (8478756).

Almost surely, 2^201400265 is an apocalyptic number.

It is an amenable number.

201400265 is a deficient number, since it is larger than the sum of its proper divisors (69919927).

201400265 is an equidigital number, since it uses as much as digits as its factorization.

201400265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 640 counting only the distinct ones).

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

The square root of 201400265 is about 14191.5561162263. The cubic root of 201400265 is about 586.1651747375.

Adding to 201400265 its reverse (562004102), we get a palindrome (763404367).

The spelling of 201400265 in words is "two hundred one million, four hundred thousand, two hundred sixty-five".