528390098 has 4 divisors (see below), whose sum is σ = 792585150. Its totient is φ = 264195048.

The previous prime is 528390097. The next prime is 528390101. The reversal of 528390098 is 890093825.

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., 283686649 + 244703449 = 16843^2 + 15643^2 .

It is not an unprimeable number, because it can be changed into a prime (528390097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132097523 + ... + 132097526.

Almost surely, 2^528390098 is an apocalyptic number.

528390098 is a deficient number, since it is larger than the sum of its proper divisors (264195052).

528390098 is a wasteful number, since it uses less digits than its factorization.

528390098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264195051.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 528390098 is about 22986.7374370527. The cubic root of 528390098 is about 808.4470055844.

The spelling of 528390098 in words is "five hundred twenty-eight million, three hundred ninety thousand, ninety-eight".