525524674 has 4 divisors (see below), whose sum is σ = 788287014. Its totient is φ = 262762336.

The previous prime is 525524647. The next prime is 525524707. The reversal of 525524674 is 476425525.

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., 276989449 + 248535225 = 16643^2 + 15765^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 131381167 + ... + 131381170.

Almost surely, 2^525524674 is an apocalyptic number.

525524674 is a deficient number, since it is larger than the sum of its proper divisors (262762340).

525524674 is a wasteful number, since it uses less digits than its factorization.

525524674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262762339.

The product of its digits is 336000, while the sum is 40.

The square root of 525524674 is about 22924.3249409879. The cubic root of 525524674 is about 806.9829713356.

It can be divided in two parts, 5255 and 24674, that added together give a square (29929 = 173²).

The spelling of 525524674 in words is "five hundred twenty-five million, five hundred twenty-four thousand, six hundred seventy-four".