523235425 has 12 divisors (see below), whose sum is σ = 654767740. Its totient is φ = 414745920.

The previous prime is 523235417. The next prime is 523235431. The reversal of 523235425 is 524532325.

It can be written as a sum of positive squares in 6 ways, for example, as 52519009 + 470716416 = 7247^2 + 21696^2 .

It is not a de Polignac number, because 523235425 - 2³ = 523235417 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 93282 + ... + 98731.

Almost surely, 2^523235425 is an apocalyptic number.

It is an amenable number.

523235425 is a deficient number, since it is larger than the sum of its proper divisors (131532315).

523235425 is a wasteful number, since it uses less digits than its factorization.

523235425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192132 (or 192127 counting only the distinct ones).

The product of its digits is 36000, while the sum is 31.

The square root of 523235425 is about 22874.3398811856. The cubic root of 523235425 is about 805.8094939584.

The spelling of 523235425 in words is "five hundred twenty-three million, two hundred thirty-five thousand, four hundred twenty-five".