525351074 has 4 divisors (see below), whose sum is σ = 788026614. Its totient is φ = 262675536.

The previous prime is 525351067. The next prime is 525351077. The reversal of 525351074 is 470153525.

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., 446265625 + 79085449 = 21125^2 + 8893^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 525351074.

It is not an unprimeable number, because it can be changed into a prime (525351077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131337767 + ... + 131337770.

Almost surely, 2^525351074 is an apocalyptic number.

525351074 is a deficient number, since it is larger than the sum of its proper divisors (262675540).

525351074 is a wasteful number, since it uses less digits than its factorization.

525351074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262675539.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 525351074 is about 22920.5382572050. The cubic root of 525351074 is about 806.8941028964.

The spelling of 525351074 in words is "five hundred twenty-five million, three hundred fifty-one thousand, seventy-four".