3456479 has 4 divisors (see below), whose sum is σ = 3722376. Its totient is φ = 3190584.

The previous prime is 3456473. The next prime is 3456511. The reversal of 3456479 is 9746543.

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 3456479 - 2²⁰ = 2407903 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456473) 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, 132929 + ... + 132954.

It is an arithmetic number, because the mean of its divisors is an integer number (930594).

Almost surely, 2^3456479 is an apocalyptic number.

3456479 is a deficient number, since it is larger than the sum of its proper divisors (265897).

3456479 is a wasteful number, since it uses less digits than its factorization.

3456479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265896.

The product of its digits is 90720, while the sum is 38.

The square root of 3456479 is about 1859.1608322036. The cubic root of 3456479 is about 151.1975106437.

Subtracting 3456479 from its reverse (9746543), we obtain a square (6290064 = 2508²).

It can be divided in two parts, 34564 and 79, that added together give a palindrome (34643).

The spelling of 3456479 in words is "three million, four hundred fifty-six thousand, four hundred seventy-nine".