4155559 has 8 divisors (see below), whose sum is σ = 4261248. Its totient is φ = 4051320.

The previous prime is 4155551. The next prime is 4155583. The reversal of 4155559 is 9555514.

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 4155559 - 2³ = 4155551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155551) 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, 7324 + ... + 7870.

It is an arithmetic number, because the mean of its divisors is an integer number (532656).

Almost surely, 2^4155559 is an apocalyptic number.

4155559 is a deficient number, since it is larger than the sum of its proper divisors (105689).

4155559 is a wasteful number, since it uses less digits than its factorization.

4155559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725.

The product of its digits is 22500, while the sum is 34.

The square root of 4155559 is about 2038.5188250296. The cubic root of 4155559 is about 160.7717790585.

It can be divided in two parts, 41555 and 59, that added together give a palindrome (41614).

The spelling of 4155559 in words is "four million, one hundred fifty-five thousand, five hundred fifty-nine".