2424445 has 8 divisors (see below), whose sum is σ = 2957400. Its totient is φ = 1907520.

The previous prime is 2424439. The next prime is 2424481. The reversal of 2424445 is 5444242.

2424445 = 76² + 77² + ... + 197².

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 196 + 2424249 = 14^2 + 1557^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2424445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3670 + ... + 4279.

It is an arithmetic number, because the mean of its divisors is an integer number (369675).

2^2424445 is an apocalyptic number.

It is an amenable number.

2424445 is a deficient number, since it is larger than the sum of its proper divisors (532955).

2424445 is an equidigital number, since it uses as much as digits as its factorization.

2424445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8015.

The product of its digits is 5120, while the sum is 25.

The square root of 2424445 is about 1557.0629402821. The cubic root of 2424445 is about 134.3396189525.

Adding to 2424445 its reverse (5444242), we get a palindrome (7868687).

The spelling of 2424445 in words is "two million, four hundred twenty-four thousand, four hundred forty-five".