2443455 has 24 divisors (see below), whose sum is σ = 4840992. Its totient is φ = 1116864.

The previous prime is 2443439. The next prime is 2443501. The reversal of 2443455 is 5543442.

It is not a de Polignac number, because 2443455 - 2⁴ = 2443439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3564 + ... + 4193.

It is an arithmetic number, because the mean of its divisors is an integer number (201708).

2^2443455 is an apocalyptic number.

2443455 is a deficient number, since it is larger than the sum of its proper divisors (2397537).

2443455 is a wasteful number, since it uses less digits than its factorization.

2443455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7775 (or 7772 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 2443455 is about 1563.1554625180. The cubic root of 2443455 is about 134.6898228596.

Adding to 2443455 its reverse (5543442), we get a palindrome (7986897).

The spelling of 2443455 in words is "two million, four hundred forty-three thousand, four hundred fifty-five".