3456399 has 8 divisors (see below), whose sum is σ = 4636800. Its totient is φ = 2290136.

The previous prime is 3456379. The next prime is 3456403. The reversal of 3456399 is 9936543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3456399 - 2⁹ = 3455887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2949 + ... + 3950.

It is an arithmetic number, because the mean of its divisors is an integer number (579600).

Almost surely, 2^3456399 is an apocalyptic number.

3456399 is a deficient number, since it is larger than the sum of its proper divisors (1180401).

3456399 is a wasteful number, since it uses less digits than its factorization.

3456399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069.

The product of its digits is 87480, while the sum is 39.

The square root of 3456399 is about 1859.1393169959. The cubic root of 3456399 is about 151.1963441489.

The spelling of 3456399 in words is "three million, four hundred fifty-six thousand, three hundred ninety-nine".