3906766 has 4 divisors (see below), whose sum is σ = 5860152. Its totient is φ = 1953382.

The previous prime is 3906751. The next prime is 3906769. The reversal of 3906766 is 6676093.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3906769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976690 + ... + 976693.

It is an arithmetic number, because the mean of its divisors is an integer number (1465038).

Almost surely, 2^3906766 is an apocalyptic number.

3906766 is a deficient number, since it is larger than the sum of its proper divisors (1953386).

3906766 is a wasteful number, since it uses less digits than its factorization.

3906766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953385.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 3906766 is about 1976.5540721164. The cubic root of 3906766 is about 157.4970655370.

The spelling of 3906766 in words is "three million, nine hundred six thousand, seven hundred sixty-six".