3948773 has 4 divisors (see below), whose sum is σ = 3989580. Its totient is φ = 3907968.

The previous prime is 3948731. The next prime is 3948781. The reversal of 3948773 is 3778493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3778493 = 173 ⋅21841.

It can be written as a sum of positive squares in 2 ways, for example, as 1493284 + 2455489 = 1222^2 + 1567^2 .

It is a cyclic number.

It is not a de Polignac number, because 3948773 - 2¹⁸ = 3686629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3948773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948073) 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, 20258 + ... + 20451.

It is an arithmetic number, because the mean of its divisors is an integer number (997395).

Almost surely, 2^3948773 is an apocalyptic number.

It is an amenable number.

3948773 is a deficient number, since it is larger than the sum of its proper divisors (40807).

3948773 is an equidigital number, since it uses as much as digits as its factorization.

3948773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40806.

The product of its digits is 127008, while the sum is 41.

The square root of 3948773 is about 1987.1519821091. The cubic root of 3948773 is about 158.0595433326.

The spelling of 3948773 in words is "three million, nine hundred forty-eight thousand, seven hundred seventy-three".