3786493 has 2 divisors, whose sum is σ = 3786494. Its totient is φ = 3786492.

The previous prime is 3786481. The next prime is 3786509. The reversal of 3786493 is 3946873.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3771364 + 15129 = 1942^2 + 123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3786493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3786403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1893246 + 1893247.

It is an arithmetic number, because the mean of its divisors is an integer number (1893247).

Almost surely, 2^3786493 is an apocalyptic number.

It is an amenable number.

3786493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3786493 is an equidigital number, since it uses as much as digits as its factorization.

3786493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 3786493 is about 1945.8913124838. The cubic root of 3786493 is about 155.8639647971.

The spelling of 3786493 in words is "three million, seven hundred eighty-six thousand, four hundred ninety-three".