3748663 has 2 divisors, whose sum is σ = 3748664. Its totient is φ = 3748662.

The previous prime is 3748651. The next prime is 3748669. The reversal of 3748663 is 3668473.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3748663 - 2²¹ = 1651511 is a prime.

3748663 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3748669) 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 as a sum of consecutive naturals, namely, 1874331 + 1874332.

It is an arithmetic number, because the mean of its divisors is an integer number (1874332).

Almost surely, 2^3748663 is an apocalyptic number.

3748663 is a deficient number, since it is larger than the sum of its proper divisors (1).

3748663 is an equidigital number, since it uses as much as digits as its factorization.

3748663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 3748663 is about 1936.1464304127. The cubic root of 3748663 is about 155.3431592369.

The spelling of 3748663 in words is "three million, seven hundred forty-eight thousand, six hundred sixty-three".