528274474 has 16 divisors (see below), whose sum is σ = 975276288. Its totient is φ = 208987632.

The previous prime is 528274471. The next prime is 528274489. The reversal of 528274474 is 474472825.

It is a self number, because there is not a number n which added to its sum of digits gives 528274474.

It is not an unprimeable number, because it can be changed into a prime (528274471) 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 7 ways as a sum of consecutive naturals, for example, 1451122 + ... + 1451485.

It is an arithmetic number, because the mean of its divisors is an integer number (60954768).

Almost surely, 2^528274474 is an apocalyptic number.

528274474 is a deficient number, since it is larger than the sum of its proper divisors (447001814).

528274474 is a wasteful number, since it uses less digits than its factorization.

528274474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902629.

The product of its digits is 501760, while the sum is 43.

The square root of 528274474 is about 22984.2222839930. Note that the first 4 decimals coincide. The cubic root of 528274474 is about 808.3880323019.

The spelling of 528274474 in words is "five hundred twenty-eight million, two hundred seventy-four thousand, four hundred seventy-four".