10198404 has 18 divisors (see below), whose sum is σ = 25779390. Its totient is φ = 3399456.

The previous prime is 10198403. The next prime is 10198423. The reversal of 10198404 is 40489101.

10198404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7128900 + 3069504 = 2670^2 + 1752^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10198403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141609 + ... + 141680.

Almost surely, 2^10198404 is an apocalyptic number.

It is an amenable number.

10198404 is an abundant number, since it is smaller than the sum of its proper divisors (15580986).

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

10198404 is a wasteful number, since it uses less digits than its factorization.

10198404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283299 (or 283294 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 10198404 is about 3193.4940112673. The cubic root of 10198404 is about 216.8589766611.

The spelling of 10198404 in words is "ten million, one hundred ninety-eight thousand, four hundred four".