3941818437 has 16 divisors (see below), whose sum is σ = 5381438400. Its totient is φ = 2565733632.

The previous prime is 3941818409. The next prime is 3941818457. The reversal of 3941818437 is 7348181493.

It is a happy number.

3941818437 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3941818437 - 2¹⁰ = 3941817413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941818457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64062 + ... + 109487.

It is an arithmetic number, because the mean of its divisors is an integer number (336339900).

Almost surely, 2^3941818437 is an apocalyptic number.

It is an amenable number.

3941818437 is a deficient number, since it is larger than the sum of its proper divisors (1439619963).

3941818437 is a wasteful number, since it uses less digits than its factorization.

3941818437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173732.

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

The square root of 3941818437 is about 62783.9026901004. The cubic root of 3941818437 is about 1579.6669752904. Note that the first 3 decimals are identical.

The spelling of 3941818437 in words is "three billion, nine hundred forty-one million, eight hundred eighteen thousand, four hundred thirty-seven".