2447398 has 8 divisors (see below), whose sum is σ = 3721608. Its totient is φ = 1206864.

The previous prime is 2447369. The next prime is 2447399. The reversal of 2447398 is 8937442.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2447399) 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, 8236 + ... + 8527.

It is an arithmetic number, because the mean of its divisors is an integer number (465201).

2^2447398 is an apocalyptic number.

2447398 is a deficient number, since it is larger than the sum of its proper divisors (1274210).

2447398 is a wasteful number, since it uses less digits than its factorization.

2447398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16838.

The product of its digits is 48384, while the sum is 37.

The square root of 2447398 is about 1564.4161850352. The cubic root of 2447398 is about 134.7622335184.

The spelling of 2447398 in words is "two million, four hundred forty-seven thousand, three hundred ninety-eight".