557702225 has 12 divisors (see below), whose sum is σ = 692617500. Its totient is φ = 445473600.

The previous prime is 557702209. The next prime is 557702227. The reversal of 557702225 is 522207755.

557702225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 40094224 + 517608001 = 6332^2 + 22751^2 .

It is not a de Polignac number, because 557702225 - 2⁴ = 557702209 is a prime.

It is a super-3 number, since 3×557702225³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (557702227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350 + ... + 33399.

It is an arithmetic number, because the mean of its divisors is an integer number (57718125).

Almost surely, 2^557702225 is an apocalyptic number.

It is an amenable number.

557702225 is a deficient number, since it is larger than the sum of its proper divisors (134915275).

557702225 is a wasteful number, since it uses less digits than its factorization.

557702225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34420 (or 34415 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 557702225 is about 23615.7198704592. The cubic root of 557702225 is about 823.1281590115.

The spelling of 557702225 in words is "five hundred fifty-seven million, seven hundred two thousand, two hundred twenty-five".