201065604 has 24 divisors (see below), whose sum is σ = 470944320. Its totient is φ = 66765984.

The previous prime is 201065587. The next prime is 201065633. The reversal of 201065604 is 406560102.

It is a super-2 number, since 2×201065604² = 80854754223769632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28699 + ... + 35010.

It is an arithmetic number, because the mean of its divisors is an integer number (19622680).

Almost surely, 2^201065604 is an apocalyptic number.

It is an amenable number.

201065604 is an abundant number, since it is smaller than the sum of its proper divisors (269878716).

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

201065604 is a wasteful number, since it uses less digits than its factorization.

201065604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63979 (or 63977 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 201065604 is about 14179.7603646888. The cubic root of 201065604 is about 585.8403234954.

The spelling of 201065604 in words is "two hundred one million, sixty-five thousand, six hundred four".