850464172 has 12 divisors (see below), whose sum is σ = 1496105856. Its totient is φ = 423005360.

The previous prime is 850464101. The next prime is 850464217. The reversal of 850464172 is 271464058.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555823 + ... + 557350.

It is an arithmetic number, because the mean of its divisors is an integer number (124675488).

Almost surely, 2^850464172 is an apocalyptic number.

It is an amenable number.

850464172 is a deficient number, since it is larger than the sum of its proper divisors (645641684).

850464172 is a wasteful number, since it uses less digits than its factorization.

850464172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113368 (or 1113366 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 850464172 is about 29162.7188718748. The cubic root of 850464172 is about 947.4406353739.

The spelling of 850464172 in words is "eight hundred fifty million, four hundred sixty-four thousand, one hundred seventy-two".