3662081769 has 8 divisors (see below), whose sum is σ = 4888035360. Its totient is φ = 2438758016.

The previous prime is 3662081743. The next prime is 3662081777. The reversal of 3662081769 is 9671802663.

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

It is a cyclic number.

It is not a de Polignac number, because 3662081769 - 2⁹ = 3662081257 is a prime.

It is a super-2 number, since 2×3662081769² = 26821685765684338722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3662081789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654207 + ... + 659780.

It is an arithmetic number, because the mean of its divisors is an integer number (611004420).

Almost surely, 2^3662081769 is an apocalyptic number.

It is an amenable number.

3662081769 is a deficient number, since it is larger than the sum of its proper divisors (1225953591).

3662081769 is a wasteful number, since it uses less digits than its factorization.

3662081769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314919.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 3662081769 is about 60515.1366932274. The cubic root of 3662081769 is about 1541.3786733232.

The spelling of 3662081769 in words is "three billion, six hundred sixty-two million, eighty-one thousand, seven hundred sixty-nine".