3943454 has 4 divisors (see below), whose sum is σ = 5915184. Its totient is φ = 1971726.

The previous prime is 3943451. The next prime is 3943481. The reversal of 3943454 is 4543493.

3943454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4543493 = 139 ⋅32687.

It is a self number, because there is not a number n which added to its sum of digits gives 3943454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985862 + ... + 985865.

It is an arithmetic number, because the mean of its divisors is an integer number (1478796).

Almost surely, 2^3943454 is an apocalyptic number.

3943454 is a deficient number, since it is larger than the sum of its proper divisors (1971730).

3943454 is a wasteful number, since it uses less digits than its factorization.

3943454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971729.

The product of its digits is 25920, while the sum is 32.

The square root of 3943454 is about 1985.8131835598. The cubic root of 3943454 is about 157.9885426718.

The spelling of 3943454 in words is "three million, nine hundred forty-three thousand, four hundred fifty-four".