4345855 has 8 divisors (see below), whose sum is σ = 5326272. Its totient is φ = 3402528.

The previous prime is 4345849. The next prime is 4345903. The reversal of 4345855 is 5585434.

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 4345855 - 2⁹ = 4345343 is a prime.

It is a super-3 number, since 3×4345855³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a Duffinian number.

4345855 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4345855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9012 + ... + 9481.

It is an arithmetic number, because the mean of its divisors is an integer number (665784).

Almost surely, 2^4345855 is an apocalyptic number.

4345855 is a deficient number, since it is larger than the sum of its proper divisors (980417).

4345855 is a wasteful number, since it uses less digits than its factorization.

4345855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18545.

The product of its digits is 48000, while the sum is 34.

The square root of 4345855 is about 2084.6714369416. The cubic root of 4345855 is about 163.1893242208.

The spelling of 4345855 in words is "four million, three hundred forty-five thousand, eight hundred fifty-five".