525353612 has 12 divisors (see below), whose sum is σ = 1050707280. Its totient is φ = 225151536.

The previous prime is 525353597. The next prime is 525353617. The reversal of 525353612 is 216353525.

525353612 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (525353617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9381287 + ... + 9381342.

It is an arithmetic number, because the mean of its divisors is an integer number (87558940).

Almost surely, 2^525353612 is an apocalyptic number.

It is an amenable number.

525353612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

525353612 is a wasteful number, since it uses less digits than its factorization.

525353612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18762640 (or 18762638 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 525353612 is about 22920.5936223301. The cubic root of 525353612 is about 806.8954022776.

The spelling of 525353612 in words is "five hundred twenty-five million, three hundred fifty-three thousand, six hundred twelve".