198950854 has 8 divisors (see below), whose sum is σ = 298545408. Its totient is φ = 99435720.

The previous prime is 198950827. The next prime is 198950861. The reversal of 198950854 is 458059891.

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

It is a junction number, because it is equal to n+sod(n) for n = 198950798 and 198950807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13137 + ... + 23884.

It is an arithmetic number, because the mean of its divisors is an integer number (37318176).

Almost surely, 2^198950854 is an apocalyptic number.

198950854 is a deficient number, since it is larger than the sum of its proper divisors (99594554).

198950854 is a wasteful number, since it uses less digits than its factorization.

198950854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39710.

The product of its (nonzero) digits is 518400, while the sum is 49.

The square root of 198950854 is about 14104.9939383184. The cubic root of 198950854 is about 583.7791805266.

The spelling of 198950854 in words is "one hundred ninety-eight million, nine hundred fifty thousand, eight hundred fifty-four".