863225712 has 60 divisors (see below), whose sum is σ = 2429867544. Its totient is φ = 286070400.

The previous prime is 863225707. The next prime is 863225761. The reversal of 863225712 is 217522368.

863225712 is a `hidden beast` number, since 8 + 63 + 22 + 571 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7587 + ... + 42237.

Almost surely, 2^863225712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863225712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1214933772).

863225712 is an abundant number, since it is smaller than the sum of its proper divisors (1566641832).

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

863225712 is a wasteful number, since it uses less digits than its factorization.

863225712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34838 (or 34829 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 863225712 is about 29380.7030548964. The cubic root of 863225712 is about 952.1560309657.

The spelling of 863225712 in words is "eight hundred sixty-three million, two hundred twenty-five thousand, seven hundred twelve".