198150464 has 28 divisors (see below), whose sum is σ = 400630644. Its totient is φ = 97204224.

The previous prime is 198150443. The next prime is 198150479. The reversal of 198150464 is 464051891.

It can be written as a sum of positive squares in 2 ways, for example, as 164044864 + 34105600 = 12808^2 + 5840^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25817 + ... + 32600.

Almost surely, 2^198150464 is an apocalyptic number.

It is an amenable number.

198150464 is an abundant number, since it is smaller than the sum of its proper divisors (202480180).

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

198150464 is an equidigital number, since it uses as much as digits as its factorization.

198150464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58482 (or 58472 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 198150464 is about 14076.5927695590. The cubic root of 198150464 is about 582.9952699861.

The spelling of 198150464 in words is "one hundred ninety-eight million, one hundred fifty thousand, four hundred sixty-four".