2398424 has 16 divisors (see below), whose sum is σ = 5139600. Its totient is φ = 1027872.

The previous prime is 2398423. The next prime is 2398433. The reversal of 2398424 is 4248932.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2398423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21359 + ... + 21470.

It is an arithmetic number, because the mean of its divisors is an integer number (321225).

2^2398424 is an apocalyptic number.

It is an amenable number.

2398424 is an abundant number, since it is smaller than the sum of its proper divisors (2741176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2398424 is a wasteful number, since it uses less digits than its factorization.

2398424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42842 (or 42838 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 2398424 is about 1548.6846031391. The cubic root of 2398424 is about 133.8572773123.

The spelling of 2398424 in words is "two million, three hundred ninety-eight thousand, four hundred twenty-four".