525306426 has 32 divisors (see below), whose sum is σ = 1133414208. Its totient is φ = 161690880.

The previous prime is 525306421. The next prime is 525306487. The reversal of 525306426 is 624603525.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (525306421) 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 15 ways as a sum of consecutive naturals, for example, 43180 + ... + 53991.

It is an arithmetic number, because the mean of its divisors is an integer number (35419194).

Almost surely, 2^525306426 is an apocalyptic number.

525306426 is an abundant number, since it is smaller than the sum of its proper divisors (608107782).

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

525306426 is a wasteful number, since it uses less digits than its factorization.

525306426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97246.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 525306426 is about 22919.5642628738. The cubic root of 525306426 is about 806.8712437518.

The spelling of 525306426 in words is "five hundred twenty-five million, three hundred six thousand, four hundred twenty-six".