868075528 has 8 divisors (see below), whose sum is σ = 1627641630. Its totient is φ = 434037760.

The previous prime is 868075511. The next prime is 868075541. The reversal of 868075528 is 825570868.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 863066884 + 5008644 = 29378^2 + 2238^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54254713 + ... + 54254728.

Almost surely, 2^868075528 is an apocalyptic number.

It is an amenable number.

868075528 is a deficient number, since it is larger than the sum of its proper divisors (759566102).

868075528 is a wasteful number, since it uses less digits than its factorization.

868075528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108509447 (or 108509443 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 49.

The square root of 868075528 is about 29463.1214911116. The cubic root of 868075528 is about 953.9358514823.

The spelling of 868075528 in words is "eight hundred sixty-eight million, seventy-five thousand, five hundred twenty-eight".