3687201867 has 4 divisors (see below), whose sum is σ = 4916269160. Its totient is φ = 2458134576.

The previous prime is 3687201823. The next prime is 3687201871. The reversal of 3687201867 is 7681027863.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3687201867 - 2¹⁰ = 3687200843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3687202867) 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, 614533642 + ... + 614533647.

It is an arithmetic number, because the mean of its divisors is an integer number (1229067290).

Almost surely, 2^3687201867 is an apocalyptic number.

3687201867 is a deficient number, since it is larger than the sum of its proper divisors (1229067293).

3687201867 is a wasteful number, since it uses less digits than its factorization.

3687201867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229067292.

The product of its (nonzero) digits is 677376, while the sum is 48.

The square root of 3687201867 is about 60722.3341695624. The cubic root of 3687201867 is about 1544.8950144935.

The spelling of 3687201867 in words is "three billion, six hundred eighty-seven million, two hundred one thousand, eight hundred sixty-seven".