3936845198 has 24 divisors (see below), whose sum is σ = 6975782856. Its totient is φ = 1651821600.

The previous prime is 3936845197. The next prime is 3936845219. The reversal of 3936845198 is 8915486393.

It is a happy number.

It is a super-2 number, since 2×3936845198² = 30997500226031318408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3936845197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525713 + ... + 533148.

It is an arithmetic number, because the mean of its divisors is an integer number (290657619).

Almost surely, 2^3936845198 is an apocalyptic number.

3936845198 is a deficient number, since it is larger than the sum of its proper divisors (3038937658).

3936845198 is a wasteful number, since it uses less digits than its factorization.

3936845198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058900 (or 1058887 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 56.

The square root of 3936845198 is about 62744.2841858922. The cubic root of 3936845198 is about 1579.0023609128.

The spelling of 3936845198 in words is "three billion, nine hundred thirty-six million, eight hundred forty-five thousand, one hundred ninety-eight".