1368998 has 8 divisors (see below), whose sum is σ = 2076840. Its totient is φ = 676720.

The previous prime is 1368989. The next prime is 1369009. The reversal of 1368998 is 8998631.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3668 + ... + 4023.

It is an arithmetic number, because the mean of its divisors is an integer number (259605).

2^1368998 is an apocalyptic number.

1368998 is a deficient number, since it is larger than the sum of its proper divisors (707842).

1368998 is an equidigital number, since it uses as much as digits as its factorization.

1368998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7782.

The product of its digits is 93312, while the sum is 44.

The square root of 1368998 is about 1170.0418795924. The cubic root of 1368998 is about 111.0369706138.

The spelling of 1368998 in words is "one million, three hundred sixty-eight thousand, nine hundred ninety-eight".