198093550 has 48 divisors (see below), whose sum is σ = 383037984. Its totient is φ = 76160000.

The previous prime is 198093541. The next prime is 198093557. The reversal of 198093550 is 55390891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198093557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144870 + ... + 146230.

It is an arithmetic number, because the mean of its divisors is an integer number (7979958).

Almost surely, 2^198093550 is an apocalyptic number.

198093550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198093550 is a deficient number, since it is larger than the sum of its proper divisors (184944434).

198093550 is a wasteful number, since it uses less digits than its factorization.

198093550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485 (or 1480 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 198093550 is about 14074.5710414208. The cubic root of 198093550 is about 582.9394474739.

The spelling of 198093550 in words is "one hundred ninety-eight million, ninety-three thousand, five hundred fifty".