3721197848 has 16 divisors (see below), whose sum is σ = 6978323880. Its totient is φ = 1860311488.

The previous prime is 3721197841. The next prime is 3721197911. The reversal of 3721197848 is 8487911273.

It is a happy number.

It is a super-2 number, since 2×3721197848² = 27694626847919662208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3721197796 and 3721197805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721197841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25211 + ... + 89877.

Almost surely, 2^3721197848 is an apocalyptic number.

It is an amenable number.

3721197848 is a deficient number, since it is larger than the sum of its proper divisors (3257126032).

3721197848 is a wasteful number, since it uses less digits than its factorization.

3721197848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71866 (or 71862 counting only the distinct ones).

The product of its digits is 677376, while the sum is 50.

The square root of 3721197848 is about 61001.6216833618. The cubic root of 3721197848 is about 1549.6284712029.

The spelling of 3721197848 in words is "three billion, seven hundred twenty-one million, one hundred ninety-seven thousand, eight hundred forty-eight".