525315026 has 16 divisors (see below), whose sum is σ = 817497600. Its totient is φ = 252901440.

The previous prime is 525315023. The next prime is 525315029. The reversal of 525315026 is 620513525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (525315023) and next prime (525315029).

It is a self number, because there is not a number n which added to its sum of digits gives 525315026.

It is not an unprimeable number, because it can be changed into a prime (525315023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8951 + ... + 33626.

It is an arithmetic number, because the mean of its divisors is an integer number (51093600).

Almost surely, 2^525315026 is an apocalyptic number.

525315026 is a deficient number, since it is larger than the sum of its proper divisors (292182574).

525315026 is a wasteful number, since it uses less digits than its factorization.

525315026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42809.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 525315026 is about 22919.7518747477. The cubic root of 525315026 is about 806.8756469309.

The spelling of 525315026 in words is "five hundred twenty-five million, three hundred fifteen thousand, twenty-six".