525500434 has 8 divisors (see below), whose sum is σ = 788361228. Its totient is φ = 262713360.

The previous prime is 525500419. The next prime is 525500449. The reversal of 525500434 is 434005525.

It is an interprime number because it is at equal distance from previous prime (525500419) and next prime (525500449).

It can be written as a sum of positive squares in 2 ways, for example, as 460746225 + 64754209 = 21465^2 + 8047^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×525500434² = 552301412268376712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5724 + ... + 32920.

Almost surely, 2^525500434 is an apocalyptic number.

525500434 is a deficient number, since it is larger than the sum of its proper divisors (262860794).

525500434 is a wasteful number, since it uses less digits than its factorization.

525500434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36860.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 525500434 is about 22923.7962388432. The cubic root of 525500434 is about 806.9705636924.

Adding to 525500434 its reverse (434005525), we get a palindrome (959505959).

The spelling of 525500434 in words is "five hundred twenty-five million, five hundred thousand, four hundred thirty-four".