812752652 has 6 divisors (see below), whose sum is σ = 1422317148. Its totient is φ = 406376324.

The previous prime is 812752651. The next prime is 812752663. The reversal of 812752652 is 256257218.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (812752651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101594078 + ... + 101594085.

It is an arithmetic number, because the mean of its divisors is an integer number (237052858).

Almost surely, 2^812752652 is an apocalyptic number.

It is an amenable number.

812752652 is a deficient number, since it is larger than the sum of its proper divisors (609564496).

812752652 is a wasteful number, since it uses less digits than its factorization.

812752652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203188167 (or 203188165 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 812752652 is about 28508.8170922611. The cubic root of 812752652 is about 933.2244998381.

The spelling of 812752652 in words is "eight hundred twelve million, seven hundred fifty-two thousand, six hundred fifty-two".