3921674241 has 4 divisors (see below), whose sum is σ = 5228898992. Its totient is φ = 2614449492.

The previous prime is 3921674203. The next prime is 3921674249. The reversal of 3921674241 is 1424761293.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3921674241 - 2¹⁸ = 3921412097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3921674241.

It is not an unprimeable number, because it can be changed into a prime (3921674249) 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, 653612371 + ... + 653612376.

It is an arithmetic number, because the mean of its divisors is an integer number (1307224748).

It is a Proth number, since it is equal to 935 ⋅ 2²² + 1 and 935 < 2²².

Almost surely, 2^3921674241 is an apocalyptic number.

It is an amenable number.

3921674241 is a deficient number, since it is larger than the sum of its proper divisors (1307224751).

3921674241 is a wasteful number, since it uses less digits than its factorization.

3921674241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307224750.

The product of its digits is 72576, while the sum is 39.

The square root of 3921674241 is about 62623.2723594033. The cubic root of 3921674241 is about 1576.9714780963.

The spelling of 3921674241 in words is "three billion, nine hundred twenty-one million, six hundred seventy-four thousand, two hundred forty-one".