3667260321 has 6 divisors (see below), whose sum is σ = 5297153810. Its totient is φ = 2444840208.

The previous prime is 3667260301. The next prime is 3667260353. The reversal of 3667260321 is 1230627663.

3667260321 is a `hidden beast` number, since 366 + 7 + 260 + 32 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3549776400 + 117483921 = 59580^2 + 10839^2 .

It is not a de Polignac number, because 3667260321 - 2¹³ = 3667252129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3667260301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203736676 + ... + 203736693.

Almost surely, 2^3667260321 is an apocalyptic number.

It is an amenable number.

3667260321 is a deficient number, since it is larger than the sum of its proper divisors (1629893489).

3667260321 is a wasteful number, since it uses less digits than its factorization.

3667260321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407473375 (or 407473372 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 3667260321 is about 60557.9088228780. The cubic root of 3667260321 is about 1542.1048859500.

Adding to 3667260321 its reverse (1230627663), we get a palindrome (4897887984).

The spelling of 3667260321 in words is "three billion, six hundred sixty-seven million, two hundred sixty thousand, three hundred twenty-one".