869245012 has 6 divisors (see below), whose sum is σ = 1521178778. Its totient is φ = 434622504.

The previous prime is 869244989. The next prime is 869245021. The reversal of 869245012 is 210542968.

869245012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 680896836 + 188348176 = 26094^2 + 13724^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108655623 + ... + 108655630.

Almost surely, 2^869245012 is an apocalyptic number.

It is an amenable number.

869245012 is a deficient number, since it is larger than the sum of its proper divisors (651933766).

869245012 is a wasteful number, since it uses less digits than its factorization.

869245012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217311257 (or 217311255 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 869245012 is about 29482.9613845014. The cubic root of 869245012 is about 954.3640446768.

The spelling of 869245012 in words is "eight hundred sixty-nine million, two hundred forty-five thousand, twelve".