3456823 has 4 divisors (see below), whose sum is σ = 3474928. Its totient is φ = 3438720.

The previous prime is 3456821. The next prime is 3456847. The reversal of 3456823 is 3286543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3456823 - 2¹ = 3456821 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 4² + 5⁴ + 6⁴ + 8⁴ + 2¹⁸ + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456821) 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, 8763 + ... + 9148.

It is an arithmetic number, because the mean of its divisors is an integer number (868732).

Almost surely, 2^3456823 is an apocalyptic number.

3456823 is a deficient number, since it is larger than the sum of its proper divisors (18105).

3456823 is a wasteful number, since it uses less digits than its factorization.

3456823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18104.

The product of its digits is 17280, while the sum is 31.

The square root of 3456823 is about 1859.2533447597. The cubic root of 3456823 is about 151.2025263662.

The spelling of 3456823 in words is "three million, four hundred fifty-six thousand, eight hundred twenty-three".