675869525 has 6 divisors (see below), whose sum is σ = 838078242. Its totient is φ = 540695600.

The previous prime is 675869521. The next prime is 675869587. The reversal of 675869525 is 525968576.

It can be written as a sum of positive squares in 3 ways, for example, as 46812964 + 629056561 = 6842^2 + 25081^2 .

It is not a de Polignac number, because 675869525 - 2² = 675869521 is a prime.

It is a super-2 number, since 2×675869525² = 913599229647451250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675869521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13517366 + ... + 13517415.

It is an arithmetic number, because the mean of its divisors is an integer number (139679707).

Almost surely, 2^675869525 is an apocalyptic number.

It is an amenable number.

675869525 is a deficient number, since it is larger than the sum of its proper divisors (162208717).

675869525 is a wasteful number, since it uses less digits than its factorization.

675869525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27034791 (or 27034786 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 53.

The square root of 675869525 is about 25997.4907443007. The cubic root of 675869525 is about 877.5818274734.

The spelling of 675869525 in words is "six hundred seventy-five million, eight hundred sixty-nine thousand, five hundred twenty-five".