201456856 has 32 divisors (see below), whose sum is σ = 382271040. Its totient is φ = 99525888.

The previous prime is 201456847. The next prime is 201456863. The reversal of 201456856 is 658654102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434881 + ... + 435343.

It is an arithmetic number, because the mean of its divisors is an integer number (11945970).

Almost surely, 2^201456856 is an apocalyptic number.

It is an amenable number.

201456856 is a deficient number, since it is larger than the sum of its proper divisors (180814184).

201456856 is a wasteful number, since it uses less digits than its factorization.

201456856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 201456856 is about 14193.5498026392. The cubic root of 201456856 is about 586.2200713335.

The spelling of 201456856 in words is "two hundred one million, four hundred fifty-six thousand, eight hundred fifty-six".