3478823 has 4 divisors (see below), whose sum is σ = 3496680. Its totient is φ = 3460968.

The previous prime is 3478807. The next prime is 3478831. The reversal of 3478823 is 3288743.

3478823 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: 3288743 = 283 ⋅11621.

It is a cyclic number.

It is not a de Polignac number, because 3478823 - 2⁴ = 3478807 is a prime.

It is a super-3 number, since 3×3478823³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3478873) 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 in 3 ways as a sum of consecutive naturals, for example, 8633 + ... + 9026.

It is an arithmetic number, because the mean of its divisors is an integer number (874170).

Almost surely, 2^3478823 is an apocalyptic number.

3478823 is a deficient number, since it is larger than the sum of its proper divisors (17857).

3478823 is a wasteful number, since it uses less digits than its factorization.

3478823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17856.

The product of its digits is 32256, while the sum is 35.

The square root of 3478823 is about 1865.1603148255. The cubic root of 3478823 is about 151.5226106029.

The spelling of 3478823 in words is "three million, four hundred seventy-eight thousand, eight hundred twenty-three".