198950094 has 120 divisors (see below), whose sum is σ = 527372208. Its totient is φ = 55883520.

The previous prime is 198950057. The next prime is 198950111. The reversal of 198950094 is 490059891.

It is a super-2 number, since 2×198950094² = 79162279805217672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 563422 + ... + 563774.

Almost surely, 2^198950094 is an apocalyptic number.

198950094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 198950094, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263686104).

198950094 is an abundant number, since it is smaller than the sum of its proper divisors (328422114).

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

198950094 is a wasteful number, since it uses less digits than its factorization.

198950094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 198950094 is about 14104.9669974800. The cubic root of 198950094 is about 583.7784371726.

The spelling of 198950094 in words is "one hundred ninety-eight million, nine hundred fifty thousand, ninety-four".