852779616 has 48 divisors (see below), whose sum is σ = 2410745904. Its totient is φ = 262393344.

The previous prime is 852779581. The next prime is 852779647. The reversal of 852779616 is 616977258.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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, 340411 + ... + 342906.

It is an arithmetic number, because the mean of its divisors is an integer number (50223873).

Almost surely, 2^852779616 is an apocalyptic number.

It is an amenable number.

852779616 is an abundant number, since it is smaller than the sum of its proper divisors (1557966288).

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

852779616 is a wasteful number, since it uses less digits than its factorization.

852779616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683343 (or 683335 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 51.

The square root of 852779616 is about 29202.3905870735. The cubic root of 852779616 is about 948.2996791529.

The spelling of 852779616 in words is "eight hundred fifty-two million, seven hundred seventy-nine thousand, six hundred sixteen".