3966453 has 6 divisors (see below), whose sum is σ = 5729334. Its totient is φ = 2644296.

The previous prime is 3966439. The next prime is 3966503. The reversal of 3966453 is 3546693.

3966453 is a `hidden beast` number, since 3 + 9 + 6 + 645 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3526884 + 439569 = 1878^2 + 663^2 .

It is not a de Polignac number, because 3966453 - 2⁸ = 3966197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966433) 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 in 5 ways as a sum of consecutive naturals, for example, 220350 + ... + 220367.

It is an arithmetic number, because the mean of its divisors is an integer number (954889).

Almost surely, 2^3966453 is an apocalyptic number.

It is an amenable number.

3966453 is a deficient number, since it is larger than the sum of its proper divisors (1762881).

3966453 is a wasteful number, since it uses less digits than its factorization.

3966453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440723 (or 440720 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3966453 is about 1991.5955914794. The cubic root of 3966453 is about 158.2950875922.

The spelling of 3966453 in words is "three million, nine hundred sixty-six thousand, four hundred fifty-three".