528404494 has 8 divisors (see below), whose sum is σ = 792726048. Its totient is φ = 264162480.

The previous prime is 528404491. The next prime is 528404519. The reversal of 528404494 is 494404825.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×528404494² = 558422618558792072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528404491) 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 3 ways as a sum of consecutive naturals, for example, 1194 + ... + 32530.

It is an arithmetic number, because the mean of its divisors is an integer number (99090756).

Almost surely, 2^528404494 is an apocalyptic number.

528404494 is a deficient number, since it is larger than the sum of its proper divisors (264321554).

528404494 is a wasteful number, since it uses less digits than its factorization.

528404494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39770.

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 528404494 is about 22987.0505720068. The cubic root of 528404494 is about 808.4543475700.

The spelling of 528404494 in words is "five hundred twenty-eight million, four hundred four thousand, four hundred ninety-four".