855993762 has 96 divisors (see below), whose sum is σ = 2075673600. Its totient is φ = 253169280.

The previous prime is 855993739. The next prime is 855993763. The reversal of 855993762 is 267399558.

It is a junction number, because it is equal to n+sod(n) for n = 855993699 and 855993708.

It is not an unprimeable number, because it can be changed into a prime (855993763) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1428739 + ... + 1429337.

It is an arithmetic number, because the mean of its divisors is an integer number (21621600).

Almost surely, 2^855993762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 855993762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037836800).

855993762 is an abundant number, since it is smaller than the sum of its proper divisors (1219679838).

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

855993762 is a wasteful number, since it uses less digits than its factorization.

855993762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 845 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The square root of 855993762 is about 29257.3710712360. The cubic root of 855993762 is about 949.4895732620.

The spelling of 855993762 in words is "eight hundred fifty-five million, nine hundred ninety-three thousand, seven hundred sixty-two".