3761806 has 4 divisors (see below), whose sum is σ = 5642712. Its totient is φ = 1880902.

The previous prime is 3761801. The next prime is 3761831. The reversal of 3761806 is 6081673.

3761806 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3761801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940450 + ... + 940453.

It is an arithmetic number, because the mean of its divisors is an integer number (1410678).

Almost surely, 2^3761806 is an apocalyptic number.

3761806 is a deficient number, since it is larger than the sum of its proper divisors (1880906).

3761806 is a wasteful number, since it uses less digits than its factorization.

3761806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880905.

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

The square root of 3761806 is about 1939.5375737531. The cubic root of 3761806 is about 155.5244944407.

It can be divided in two parts, 37 and 61806, that multiplied together give a palindrome (2286822).

The spelling of 3761806 in words is "three million, seven hundred sixty-one thousand, eight hundred six".