198495529 has 8 divisors (see below), whose sum is σ = 203037120. Its totient is φ = 193993296.

The previous prime is 198495499. The next prime is 198495551. The reversal of 198495529 is 925594891.

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

It is a cyclic number.

It is not a de Polignac number, because 198495529 - 2¹¹ = 198493481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198495559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484 + ... + 19930.

It is an arithmetic number, because the mean of its divisors is an integer number (25379640).

Almost surely, 2^198495529 is an apocalyptic number.

It is an amenable number.

198495529 is a deficient number, since it is larger than the sum of its proper divisors (4541591).

198495529 is a wasteful number, since it uses less digits than its factorization.

198495529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19679.

The product of its digits is 1166400, while the sum is 52.

The square root of 198495529 is about 14088.8441328592. The cubic root of 198495529 is about 583.3334887256. Note that the first 3 decimals are identical.

The spelling of 198495529 in words is "one hundred ninety-eight million, four hundred ninety-five thousand, five hundred twenty-nine".