3721674461 has 4 divisors (see below), whose sum is σ = 3800859072. Its totient is φ = 3642489852.

The previous prime is 3721674443. The next prime is 3721674479. The reversal of 3721674461 is 1644761273.

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 an interprime number because it is at equal distance from previous prime (3721674443) and next prime (3721674479).

It is a cyclic number.

It is not a de Polignac number, because 3721674461 - 2¹⁴ = 3721658077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721674401) 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, 39592235 + ... + 39592328.

It is an arithmetic number, because the mean of its divisors is an integer number (950214768).

Almost surely, 2^3721674461 is an apocalyptic number.

It is an amenable number.

3721674461 is a deficient number, since it is larger than the sum of its proper divisors (79184611).

3721674461 is an equidigital number, since it uses as much as digits as its factorization.

3721674461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79184610.

The product of its digits is 169344, while the sum is 41.

The square root of 3721674461 is about 61005.5281183599. The cubic root of 3721674461 is about 1549.6946274582.

The spelling of 3721674461 in words is "three billion, seven hundred twenty-one million, six hundred seventy-four thousand, four hundred sixty-one".