852720012 has 18 divisors (see below), whose sum is σ = 2155486788. Its totient is φ = 284239992.

The previous prime is 852719969. The next prime is 852720023. The reversal of 852720012 is 210027258.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11843298 + ... + 11843369.

It is an arithmetic number, because the mean of its divisors is an integer number (119749266).

Almost surely, 2^852720012 is an apocalyptic number.

It is an amenable number.

852720012 is an abundant number, since it is smaller than the sum of its proper divisors (1302766776).

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

852720012 is a wasteful number, since it uses less digits than its factorization.

852720012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23686677 (or 23686672 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 852720012 is about 29201.3700363527. The cubic root of 852720012 is about 948.2775852184.

The spelling of 852720012 in words is "eight hundred fifty-two million, seven hundred twenty thousand, twelve".