2418789 has 4 divisors (see below), whose sum is σ = 3225056. Its totient is φ = 1612524.

The previous prime is 2418781. The next prime is 2418791. The reversal of 2418789 is 9878142.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2418789 - 2³ = 2418781 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2418781) 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, 403129 + ... + 403134.

It is an arithmetic number, because the mean of its divisors is an integer number (806264).

2^2418789 is an apocalyptic number.

It is an amenable number.

2418789 is a deficient number, since it is larger than the sum of its proper divisors (806267).

2418789 is an equidigital number, since it uses as much as digits as its factorization.

2418789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806266.

The product of its digits is 32256, while the sum is 39.

The square root of 2418789 is about 1555.2456397624. The cubic root of 2418789 is about 134.2350704176.

The spelling of 2418789 in words is "two million, four hundred eighteen thousand, seven hundred eighty-nine".