526863660 has 96 divisors (see below), whose sum is σ = 1574318592. Its totient is φ = 131189760.

The previous prime is 526863641. The next prime is 526863709. The reversal of 526863660 is 66368625.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131649 + ... + 135591.

It is an arithmetic number, because the mean of its divisors is an integer number (16399152).

Almost surely, 2^526863660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 526863660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (787159296).

526863660 is an abundant number, since it is smaller than the sum of its proper divisors (1047454932).

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

526863660 is a wasteful number, since it uses less digits than its factorization.

526863660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103 (or 4101 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 526863660 is about 22953.5108425705. The cubic root of 526863660 is about 807.6677615705.

The spelling of 526863660 in words is "five hundred twenty-six million, eight hundred sixty-three thousand, six hundred sixty".