850813260 has 48 divisors (see below), whose sum is σ = 2598849792. Its totient is φ = 206257600.

The previous prime is 850813237. The next prime is 850813277. The reversal of 850813260 is 62318058.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643896 + ... + 645215.

It is an arithmetic number, because the mean of its divisors is an integer number (54142704).

Almost surely, 2^850813260 is an apocalyptic number.

It is an amenable number.

850813260 is an abundant number, since it is smaller than the sum of its proper divisors (1748036532).

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

850813260 is a wasteful number, since it uses less digits than its factorization.

850813260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289134 (or 1289132 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 850813260 is about 29168.7034336461. The cubic root of 850813260 is about 947.5702488740.

The spelling of 850813260 in words is "eight hundred fifty million, eight hundred thirteen thousand, two hundred sixty".