198449010 has 48 divisors (see below), whose sum is σ = 516888216. Its totient is φ = 52825344.

The previous prime is 198448963. The next prime is 198449029. The reversal of 198449010 is 10944891.

It can be written as a sum of positive squares in 4 ways, for example, as 196868961 + 1580049 = 14031^2 + 1257^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59302 + ... + 62558.

Almost surely, 2^198449010 is an apocalyptic number.

198449010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198449010 is an abundant number, since it is smaller than the sum of its proper divisors (318439206).

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

198449010 is a wasteful number, since it uses less digits than its factorization.

198449010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947 (or 3944 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 198449010 is about 14087.1931199938. The cubic root of 198449010 is about 583.2879155569.

The spelling of 198449010 in words is "one hundred ninety-eight million, four hundred forty-nine thousand, ten".