3672040321 has 16 divisors (see below), whose sum is σ = 3939796224. Its totient is φ = 3413513664.

The previous prime is 3672040313. The next prime is 3672040327. The reversal of 3672040321 is 1230402763.

It is a cyclic number.

It is not a de Polignac number, because 3672040321 - 2³ = 3672040313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3672040321.

It is not an unprimeable number, because it can be changed into a prime (3672040327) 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, 948636 + ... + 952498.

It is an arithmetic number, because the mean of its divisors is an integer number (246237264).

Almost surely, 2^3672040321 is an apocalyptic number.

It is an amenable number.

3672040321 is a deficient number, since it is larger than the sum of its proper divisors (267755903).

3672040321 is a wasteful number, since it uses less digits than its factorization.

3672040321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3672040321 is about 60597.3623270848. The cubic root of 3672040321 is about 1542.7746012504.

The spelling of 3672040321 in words is "three billion, six hundred seventy-two million, forty thousand, three hundred twenty-one".