3816493 has 4 divisors (see below), whose sum is σ = 3830848. Its totient is φ = 3802140.

The previous prime is 3816469. The next prime is 3816497. The reversal of 3816493 is 3946183.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3816493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3816497) 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, 6771 + ... + 7312.

It is an arithmetic number, because the mean of its divisors is an integer number (957712).

Almost surely, 2^3816493 is an apocalyptic number.

It is an amenable number.

3816493 is a deficient number, since it is larger than the sum of its proper divisors (14355).

3816493 is a wasteful number, since it uses less digits than its factorization.

3816493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14354.

The product of its digits is 15552, while the sum is 34.

The square root of 3816493 is about 1953.5846539119. The cubic root of 3816493 is about 156.2745139138.

The spelling of 3816493 in words is "three million, eight hundred sixteen thousand, four hundred ninety-three".