198367950 has 48 divisors (see below), whose sum is σ = 536679936. Its totient is φ = 48088800.

The previous prime is 198367943. The next prime is 198367957. The reversal of 198367950 is 59763891.

It is an interprime number because it is at equal distance from previous prime (198367943) and next prime (198367957).

It is a self number, because there is not a number n which added to its sum of digits gives 198367950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198367957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58462 + ... + 61761.

It is an arithmetic number, because the mean of its divisors is an integer number (11180832).

Almost surely, 2^198367950 is an apocalyptic number.

198367950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198367950 is an abundant number, since it is smaller than the sum of its proper divisors (338311986).

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

198367950 is a wasteful number, since it uses less digits than its factorization.

198367950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120249 (or 120244 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 198367950 is about 14084.3157448276. The cubic root of 198367950 is about 583.2084866605.

The spelling of 198367950 in words is "one hundred ninety-eight million, three hundred sixty-seven thousand, nine hundred fifty".