3760001666 has 4 divisors (see below), whose sum is σ = 5640002502. Its totient is φ = 1880000832.

The previous prime is 3760001653. The next prime is 3760001677. The reversal of 3760001666 is 6661000673.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6661000673 = 17 ⋅391823569.

It can be written as a sum of positive squares in only one way, i.e., 2137120441 + 1622881225 = 46229^2 + 40285^2 .

It is a super-2 number, since 2×3760001666² = 28275225056645551112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940000415 + ... + 940000418.

Almost surely, 2^3760001666 is an apocalyptic number.

3760001666 is a deficient number, since it is larger than the sum of its proper divisors (1880000836).

3760001666 is a wasteful number, since it uses less digits than its factorization.

3760001666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880000835.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 3760001666 is about 61318.8524517542. The cubic root of 3760001666 is about 1554.9962491337.

The spelling of 3760001666 in words is "three billion, seven hundred sixty million, one thousand, six hundred sixty-six".