2451448 has 8 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 1225720.

The previous prime is 2451443. The next prime is 2451461. The reversal of 2451448 is 8441542.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153208 + ... + 153223.

It is an arithmetic number, because the mean of its divisors is an integer number (574560).

2^2451448 is an apocalyptic number.

It is an amenable number.

2451448 is a deficient number, since it is larger than the sum of its proper divisors (2145032).

2451448 is a wasteful number, since it uses less digits than its factorization.

2451448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306437 (or 306433 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 2451448 is about 1565.7100625595. The cubic root of 2451448 is about 134.8365282405.

The spelling of 2451448 in words is "two million, four hundred fifty-one thousand, four hundred forty-eight".