862722652 has 12 divisors (see below), whose sum is σ = 1647016056. Its totient is φ = 392146640.

The previous prime is 862722649. The next prime is 862722659. The reversal of 862722652 is 256227268.

It is a happy number.

862722652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862722659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9803623 + ... + 9803710.

It is an arithmetic number, because the mean of its divisors is an integer number (137251338).

Almost surely, 2^862722652 is an apocalyptic number.

It is an amenable number.

862722652 is a deficient number, since it is larger than the sum of its proper divisors (784293404).

862722652 is a wasteful number, since it uses less digits than its factorization.

862722652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19607348 (or 19607346 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 862722652 is about 29372.1407459518. The cubic root of 862722652 is about 951.9710331205.

The spelling of 862722652 in words is "eight hundred sixty-two million, seven hundred twenty-two thousand, six hundred fifty-two".