1398108 has 24 divisors (see below), whose sum is σ = 3282048. Its totient is φ = 463216.

The previous prime is 1398107. The next prime is 1398113. The reversal of 1398108 is 8018931.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1398107) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2935 + ... + 3377.

It is an arithmetic number, because the mean of its divisors is an integer number (136752).

2^1398108 is an apocalyptic number.

It is an amenable number.

1398108 is an abundant number, since it is smaller than the sum of its proper divisors (1883940).

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

1398108 is a wasteful number, since it uses less digits than its factorization.

1398108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 1398108 is about 1182.4161703901. The cubic root of 1398108 is about 111.8184772164.

The spelling of 1398108 in words is "one million, three hundred ninety-eight thousand, one hundred eight".