3781344198 has 16 divisors (see below), whose sum is σ = 7579537200. Its totient is φ = 1257639936.

The previous prime is 3781344197. The next prime is 3781344211. The reversal of 3781344198 is 8914431873.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3781344197) 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 7 ways as a sum of consecutive naturals, for example, 699115 + ... + 704502.

It is an arithmetic number, because the mean of its divisors is an integer number (473721075).

Almost surely, 2^3781344198 is an apocalyptic number.

3781344198 is an abundant number, since it is smaller than the sum of its proper divisors (3798193002).

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

3781344198 is a wasteful number, since it uses less digits than its factorization.

3781344198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404071.

The product of its digits is 580608, while the sum is 48.

The square root of 3781344198 is about 61492.6353151335. The cubic root of 3781344198 is about 1557.9328578834.

The spelling of 3781344198 in words is "three billion, seven hundred eighty-one million, three hundred forty-four thousand, one hundred ninety-eight".