3687427169 has 16 divisors (see below), whose sum is σ = 3857293440. Its totient is φ = 3520608000.

The previous prime is 3687427157. The next prime is 3687427181. The reversal of 3687427169 is 9617247863.

It is an interprime number because it is at equal distance from previous prime (3687427157) and next prime (3687427181).

It is a cyclic number.

It is not a de Polignac number, because 3687427169 - 2¹² = 3687423073 is a prime.

It is a super-2 number, since 2×3687427169² = 27194238253358709122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3687427169.

It is not an unprimeable number, because it can be changed into a prime (3687427669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179929 + ... + 1183049.

It is an arithmetic number, because the mean of its divisors is an integer number (241080840).

Almost surely, 2^3687427169 is an apocalyptic number.

It is an amenable number.

3687427169 is a deficient number, since it is larger than the sum of its proper divisors (169866271).

3687427169 is a wasteful number, since it uses less digits than its factorization.

3687427169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592.

The product of its digits is 3048192, while the sum is 53.

The square root of 3687427169 is about 60724.1893235307. The cubic root of 3687427169 is about 1544.9264801650.

The spelling of 3687427169 in words is "three billion, six hundred eighty-seven million, four hundred twenty-seven thousand, one hundred sixty-nine".