525243430 has 16 divisors (see below), whose sum is σ = 954800784. Its totient is φ = 208016800.

The previous prime is 525243421. The next prime is 525243431. The reversal of 525243430 is 34342525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525243431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259012 + ... + 261031.

It is an arithmetic number, because the mean of its divisors is an integer number (59675049).

Almost surely, 2^525243430 is an apocalyptic number.

525243430 is a deficient number, since it is larger than the sum of its proper divisors (429557354).

525243430 is a wasteful number, since it uses less digits than its factorization.

525243430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520151.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 525243430 is about 22918.1899372529. The cubic root of 525243430 is about 806.8389884875.

Adding to 525243430 its reverse (34342525), we get a palindrome (559585955).

The spelling of 525243430 in words is "five hundred twenty-five million, two hundred forty-three thousand, four hundred thirty".