2421448 has 8 divisors (see below), whose sum is σ = 4540230. Its totient is φ = 1210720.

The previous prime is 2421443. The next prime is 2421449. The reversal of 2421448 is 8441242.

It can be written as a sum of positive squares in only one way, i.e., 1643524 + 777924 = 1282^2 + 882^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2421443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151333 + ... + 151348.

2^2421448 is an apocalyptic number.

It is an amenable number.

2421448 is a deficient number, since it is larger than the sum of its proper divisors (2118782).

2421448 is a wasteful number, since it uses less digits than its factorization.

2421448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302687 (or 302683 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 2421448 is about 1556.1002538397. The cubic root of 2421448 is about 134.2842410755.

The spelling of 2421448 in words is "two million, four hundred twenty-one thousand, four hundred forty-eight".