3816091 has 8 divisors (see below), whose sum is σ = 4032000. Its totient is φ = 3604392.

The previous prime is 3816089. The next prime is 3816103. The reversal of 3816091 is 1906183.

3816091 = T₁₂₆ + T₁₂₇ + ... + T₂₉₁.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3816091 - 2¹ = 3816089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3816011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910 + ... + 2908.

It is an arithmetic number, because the mean of its divisors is an integer number (504000).

Almost surely, 2^3816091 is an apocalyptic number.

3816091 is a deficient number, since it is larger than the sum of its proper divisors (215909).

3816091 is a wasteful number, since it uses less digits than its factorization.

3816091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 3816091 is about 1953.4817634163. The cubic root of 3816091 is about 156.2690268030.

It can be divided in two parts, 38 and 16091, that added together give a square (16129 = 127²).

The spelling of 3816091 in words is "three million, eight hundred sixteen thousand, ninety-one".