2445559 has 4 divisors (see below), whose sum is σ = 2524480. Its totient is φ = 2366640.

The previous prime is 2445557. The next prime is 2445571. The reversal of 2445559 is 9555442.

It is a happy number.

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 2445559 - 2¹ = 2445557 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445557) 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, 39414 + ... + 39475.

It is an arithmetic number, because the mean of its divisors is an integer number (631120).

2^2445559 is an apocalyptic number.

2445559 is a deficient number, since it is larger than the sum of its proper divisors (78921).

2445559 is an equidigital number, since it uses as much as digits as its factorization.

2445559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78920.

The product of its digits is 36000, while the sum is 34.

The square root of 2445559 is about 1563.8283153850. The cubic root of 2445559 is about 134.7284711516.

The spelling of 2445559 in words is "two million, four hundred forty-five thousand, five hundred fifty-nine".