526440117 has 24 divisors (see below), whose sum is σ = 807570624. Its totient is φ = 298819584.

The previous prime is 526440097. The next prime is 526440119. The reversal of 526440117 is 711044625.

It is not a de Polignac number, because 526440117 - 2⁶ = 526440053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526440119) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 781893 + ... + 782565.

It is an arithmetic number, because the mean of its divisors is an integer number (33648776).

Almost surely, 2^526440117 is an apocalyptic number.

It is an amenable number.

526440117 is a deficient number, since it is larger than the sum of its proper divisors (281130507).

526440117 is an equidigital number, since it uses as much as digits as its factorization.

526440117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 526440117 is about 22944.2828826704. The cubic root of 526440117 is about 807.4512768897.

The spelling of 526440117 in words is "five hundred twenty-six million, four hundred forty thousand, one hundred seventeen".