3948493 has 2 divisors, whose sum is σ = 3948494. Its totient is φ = 3948492.

The previous prime is 3948487. The next prime is 3948521.

3948493 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3948169 + 324 = 1987^2 + 18^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 3948493 - 2¹³ = 3940301 is a prime.

3948493 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3948463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974246 + 1974247.

It is an arithmetic number, because the mean of its divisors is an integer number (1974247).

Almost surely, 2^3948493 is an apocalyptic number.

It is an amenable number.

3948493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3948493 is an equidigital number, since it uses as much as digits as its factorization.

3948493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 3948493 is about 1987.0815282721. The cubic root of 3948493 is about 158.0558073435.

The spelling of 3948493 in words is "three million, nine hundred forty-eight thousand, four hundred ninety-three".