1447998 has 8 divisors (see below), whose sum is σ = 2896008. Its totient is φ = 482664.

The previous prime is 1447987. The next prime is 1448003. The reversal of 1447998 is 8997441.

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

1447998 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120661 + ... + 120672.

It is an arithmetic number, because the mean of its divisors is an integer number (362001).

2^1447998 is an apocalyptic number.

1447998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1447998 is a wasteful number, since it uses less digits than its factorization.

1447998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241338.

The product of its digits is 72576, while the sum is 42.

The square root of 1447998 is about 1203.3278854909. The cubic root of 1447998 is about 113.1330044294.

The spelling of 1447998 in words is "one million, four hundred forty-seven thousand, nine hundred ninety-eight".