525322345 has 4 divisors (see below), whose sum is σ = 630386820. Its totient is φ = 420257872.

The previous prime is 525322331. The next prime is 525322349. The reversal of 525322345 is 543223525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 332223529 + 193098816 = 18227^2 + 13896^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525322345 is a prime.

It is not an unprimeable number, because it can be changed into a prime (525322349) 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 3 ways as a sum of consecutive naturals, for example, 52532230 + ... + 52532239.

It is an arithmetic number, because the mean of its divisors is an integer number (157596705).

Almost surely, 2^525322345 is an apocalyptic number.

It is an amenable number.

525322345 is a deficient number, since it is larger than the sum of its proper divisors (105064475).

525322345 is a wasteful number, since it uses less digits than its factorization.

525322345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105064474.

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

The square root of 525322345 is about 22919.9115399689. The cubic root of 525322345 is about 806.8793942033.

The spelling of 525322345 in words is "five hundred twenty-five million, three hundred twenty-two thousand, three hundred forty-five".