1013898 has 16 divisors (see below), whose sum is σ = 2098080. Its totient is φ = 326256.

The previous prime is 1013893. The next prime is 1013899. The reversal of 1013898 is 8983101.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1013891) 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, 2740 + ... + 3087.

It is an arithmetic number, because the mean of its divisors is an integer number (131130).

2^1013898 is an apocalyptic number.

1013898 is an abundant number, since it is smaller than the sum of its proper divisors (1084182).

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

1013898 is a wasteful number, since it uses less digits than its factorization.

1013898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861.

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

The square root of 1013898 is about 1006.9250220349. The cubic root of 1013898 is about 100.4611369254.

Adding to 1013898 its reverse (8983101), we get a palindrome (9996999).

The spelling of 1013898 in words is "one million, thirteen thousand, eight hundred ninety-eight".