2455559 has 4 divisors (see below), whose sum is σ = 2458704. Its totient is φ = 2452416.

The previous prime is 2455553. The next prime is 2455561. The reversal of 2455559 is 9555542.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2455559 - 2⁸ = 2455303 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455553) 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, 599 + ... + 2295.

It is an arithmetic number, because the mean of its divisors is an integer number (614676).

2^2455559 is an apocalyptic number.

2455559 is a deficient number, since it is larger than the sum of its proper divisors (3145).

2455559 is a wasteful number, since it uses less digits than its factorization.

2455559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144.

The product of its digits is 45000, while the sum is 35.

The square root of 2455559 is about 1567.0223355141. The cubic root of 2455559 is about 134.9118583312.

The spelling of 2455559 in words is "two million, four hundred fifty-five thousand, five hundred fifty-nine".