3745663 has 2 divisors, whose sum is σ = 3745664. Its totient is φ = 3745662.

The previous prime is 3745649. The next prime is 3745691. The reversal of 3745663 is 3665473.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3745663 - 2⁵ = 3745631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3745613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872831 + 1872832.

It is an arithmetic number, because the mean of its divisors is an integer number (1872832).

Almost surely, 2^3745663 is an apocalyptic number.

3745663 is a deficient number, since it is larger than the sum of its proper divisors (1).

3745663 is an equidigital number, since it uses as much as digits as its factorization.

3745663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 34.

The square root of 3745663 is about 1935.3715405575. The cubic root of 3745663 is about 155.3017085604.

The spelling of 3745663 in words is "three million, seven hundred forty-five thousand, six hundred sixty-three".