870012652 has 6 divisors (see below), whose sum is σ = 1522522148. Its totient is φ = 435006324.

The previous prime is 870012631. The next prime is 870012659. The reversal of 870012652 is 256210078.

It is not an unprimeable number, because it can be changed into a prime (870012659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108751578 + ... + 108751585.

Almost surely, 2^870012652 is an apocalyptic number.

It is an amenable number.

870012652 is a deficient number, since it is larger than the sum of its proper divisors (652509496).

870012652 is a wasteful number, since it uses less digits than its factorization.

870012652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217503167 (or 217503165 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 870012652 is about 29495.9768782117. The cubic root of 870012652 is about 954.6448985414.

The spelling of 870012652 in words is "eight hundred seventy million, twelve thousand, six hundred fifty-two".