1398014 has 4 divisors (see below), whose sum is σ = 2097024. Its totient is φ = 699006.

The previous prime is 1398011. The next prime is 1398017. The reversal of 1398014 is 4108931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4108931 = 53 ⋅77527.

It is an interprime number because it is at equal distance from previous prime (1398011) and next prime (1398017).

It is a super-3 number, since 3×1398014³ = 8197016633370080232, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1398011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349502 + ... + 349505.

It is an arithmetic number, because the mean of its divisors is an integer number (524256).

2^1398014 is an apocalyptic number.

1398014 is a deficient number, since it is larger than the sum of its proper divisors (699010).

1398014 is an equidigital number, since it uses as much as digits as its factorization.

1398014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699009.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1398014 is about 1182.3764206039. The cubic root of 1398014 is about 111.8159711695.

The spelling of 1398014 in words is "one million, three hundred ninety-eight thousand, fourteen".