525225747 has 8 divisors (see below), whose sum is σ = 701017344. Its totient is φ = 349792328.

The previous prime is 525225739. The next prime is 525225749. The reversal of 525225747 is 747522525.

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

It is a cyclic number.

It is not a de Polignac number, because 525225747 - 2³ = 525225739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (525225749) 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 7 ways as a sum of consecutive naturals, for example, 86103 + ... + 92000.

It is an arithmetic number, because the mean of its divisors is an integer number (87627168).

Almost surely, 2^525225747 is an apocalyptic number.

525225747 is a deficient number, since it is larger than the sum of its proper divisors (175791597).

525225747 is a wasteful number, since it uses less digits than its factorization.

525225747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179089.

The product of its digits is 196000, while the sum is 39.

The square root of 525225747 is about 22917.8041487399. The cubic root of 525225747 is about 806.8299339595.

The spelling of 525225747 in words is "five hundred twenty-five million, two hundred twenty-five thousand, seven hundred forty-seven".