3780166 has 8 divisors (see below), whose sum is σ = 6106464. Its totient is φ = 1744680.

The previous prime is 3780151. The next prime is 3780169. The reversal of 3780166 is 6610873.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3780169) 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, 72670 + ... + 72721.

It is an arithmetic number, because the mean of its divisors is an integer number (763308).

Almost surely, 2^3780166 is an apocalyptic number.

3780166 is a deficient number, since it is larger than the sum of its proper divisors (2326298).

3780166 is a wasteful number, since it uses less digits than its factorization.

3780166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145406.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 3780166 is about 1944.2648996472. The cubic root of 3780166 is about 155.7771033238. Note that the first 3 decimals are identical.

The spelling of 3780166 in words is "three million, seven hundred eighty thousand, one hundred sixty-six".