3666715206 has 32 divisors (see below), whose sum is σ = 9142979328. Its totient is φ = 952393440.

The previous prime is 3666715163. The next prime is 3666715237. The reversal of 3666715206 is 6025176663.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3967845 + ... + 3968768.

It is an arithmetic number, because the mean of its divisors is an integer number (285718104).

Almost surely, 2^3666715206 is an apocalyptic number.

3666715206 is an abundant number, since it is smaller than the sum of its proper divisors (5476264122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3666715206 is a wasteful number, since it uses less digits than its factorization.

3666715206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936636.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 3666715206 is about 60553.4078809773. The cubic root of 3666715206 is about 1542.0284741252.

The spelling of 3666715206 in words is "three billion, six hundred sixty-six million, seven hundred fifteen thousand, two hundred six".