850695552 has 384 divisors, whose sum is σ = 2994001920. Its totient is φ = 226713600.

The previous prime is 850695539. The next prime is 850695581. The reversal of 850695552 is 255596058.

850695552 is a `hidden beast` number, since 8 + 5 + 0 + 6 + 95 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a junction number, because it is equal to n+sod(n) for n = 850695498 and 850695507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10249303 + ... + 10249385.

It is an arithmetic number, because the mean of its divisors is an integer number (7796880).

Almost surely, 2^850695552 is an apocalyptic number.

850695552 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850695552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497000960).

850695552 is an abundant number, since it is smaller than the sum of its proper divisors (2143306368).

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

850695552 is a wasteful number, since it uses less digits than its factorization.

850695552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The square root of 850695552 is about 29166.6856533272. The cubic root of 850695552 is about 947.5265488253.

The spelling of 850695552 in words is "eight hundred fifty million, six hundred ninety-five thousand, five hundred fifty-two".