1080398 has 8 divisors (see below), whose sum is σ = 1767960. Its totient is φ = 491080.

The previous prime is 1080383. The next prime is 1080413. The reversal of 1080398 is 8930801.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1080383) and next prime (1080413).

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1080398.

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, 24533 + ... + 24576.

It is an arithmetic number, because the mean of its divisors is an integer number (220995).

2^1080398 is an apocalyptic number.

1080398 is a deficient number, since it is larger than the sum of its proper divisors (687562).

1080398 is a wasteful number, since it uses less digits than its factorization.

1080398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49122.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1080398 is about 1039.4219547422. The cubic root of 1080398 is about 102.6111584088.

It can be divided in two parts, 10803 and 98, that added together give a palindrome (10901).

The spelling of 1080398 in words is "one million, eighty thousand, three hundred ninety-eight".