198063495 has 64 divisors (see below), whose sum is σ = 415457280. Its totient is φ = 87609600.

The previous prime is 198063473. The next prime is 198063521. The reversal of 198063495 is 594360891.

It is a happy number.

198063495 is a `hidden beast` number, since 1 + 9 + 8 + 0 + 634 + 9 + 5 = 666.

It is not a de Polignac number, because 198063495 - 2⁶ = 198063431 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 198063495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25915 + ... + 32675.

It is an arithmetic number, because the mean of its divisors is an integer number (6491520).

Almost surely, 2^198063495 is an apocalyptic number.

198063495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

198063495 is an abundant number, since it is smaller than the sum of its proper divisors (217393785).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198063495 is a wasteful number, since it uses less digits than its factorization.

198063495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813 (or 6807 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 198063495 is about 14073.5032951998. The cubic root of 198063495 is about 582.9099645499.

The spelling of 198063495 in words is "one hundred ninety-eight million, sixty-three thousand, four hundred ninety-five".