526896864 has 72 divisors (see below), whose sum is σ = 1613633112. Its totient is φ = 162120960.

The previous prime is 526896841. The next prime is 526896869. The reversal of 526896864 is 468698625.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 526896864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526896869) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66622 + ... + 74109.

It is an arithmetic number, because the mean of its divisors is an integer number (22411571).

Almost surely, 2^526896864 is an apocalyptic number.

It is an amenable number.

526896864 is an abundant number, since it is smaller than the sum of its proper divisors (1086736248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

526896864 is a wasteful number, since it uses less digits than its factorization.

526896864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140760 (or 140749 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The square root of 526896864 is about 22954.2341192208. The cubic root of 526896864 is about 807.6847281591.

The spelling of 526896864 in words is "five hundred twenty-six million, eight hundred ninety-six thousand, eight hundred sixty-four".