395660201 has 4 divisors (see below), whose sum is σ = 395708304. Its totient is φ = 395612100.

The previous prime is 395660149. The next prime is 395660207. The reversal of 395660201 is 102066593.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 395660201 - 2²⁶ = 328551337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395660207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8255 + ... + 29316.

It is an arithmetic number, because the mean of its divisors is an integer number (98927076).

Almost surely, 2^395660201 is an apocalyptic number.

It is an amenable number.

395660201 is a deficient number, since it is larger than the sum of its proper divisors (48103).

395660201 is a wasteful number, since it uses less digits than its factorization.

395660201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48102.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 395660201 is about 19891.2091387125. The cubic root of 395660201 is about 734.1319451118.

The spelling of 395660201 in words is "three hundred ninety-five million, six hundred sixty thousand, two hundred one".