2421254 has 16 divisors (see below), whose sum is σ = 3992976. Its totient is φ = 1092000.

The previous prime is 2421253. The next prime is 2421277. The reversal of 2421254 is 4521242.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3104 + ... + 3804.

It is an arithmetic number, because the mean of its divisors is an integer number (249561).

2^2421254 is an apocalyptic number.

2421254 is a deficient number, since it is larger than the sum of its proper divisors (1571722).

2421254 is a wasteful number, since it uses less digits than its factorization.

2421254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871.

The product of its digits is 640, while the sum is 20.

The square root of 2421254 is about 1556.0379172758. The cubic root of 2421254 is about 134.2806548138.

Adding to 2421254 its reverse (4521242), we get a palindrome (6942496).

The spelling of 2421254 in words is "two million, four hundred twenty-one thousand, two hundred fifty-four".