3682001721 has 8 divisors (see below), whose sum is σ = 5023506400. Its totient is φ = 2397582432.

The previous prime is 3682001711. The next prime is 3682001723. The reversal of 3682001721 is 1271002863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3682001721 - 2¹⁰ = 3682000697 is a prime.

It is the 60680-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3682001723) by changing a digit.

It is a nontrivial repunit in base 60679.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14271196 + ... + 14271453.

It is an arithmetic number, because the mean of its divisors is an integer number (627938300).

Almost surely, 2^3682001721 is an apocalyptic number.

It is an amenable number.

3682001721 is a deficient number, since it is larger than the sum of its proper divisors (1341504679).

3682001721 is a wasteful number, since it uses less digits than its factorization.

3682001721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28542695.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 3682001721 is about 60679.5000061800. The cubic root of 3682001721 is about 1544.1684057555.

The spelling of 3682001721 in words is "three billion, six hundred eighty-two million, one thousand, seven hundred twenty-one".