525684674 has 4 divisors (see below), whose sum is σ = 788527014. Its totient is φ = 262842336.

The previous prime is 525684667. The next prime is 525684689. The reversal of 525684674 is 476486525.

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

It can be written as a sum of positive squares in only one way, i.e., 499746025 + 25938649 = 22355^2 + 5093^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 131421167 + ... + 131421170.

Almost surely, 2^525684674 is an apocalyptic number.

525684674 is a deficient number, since it is larger than the sum of its proper divisors (262842340).

525684674 is a wasteful number, since it uses less digits than its factorization.

525684674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262842339.

The product of its digits is 1612800, while the sum is 47.

The square root of 525684674 is about 22927.8144182999. The cubic root of 525684674 is about 807.0648604015.

The spelling of 525684674 in words is "five hundred twenty-five million, six hundred eighty-four thousand, six hundred seventy-four".