1087798 has 8 divisors (see below), whose sum is σ = 1651608. Its totient is φ = 537264.

The previous prime is 1087789. The next prime is 1087799. The reversal of 1087798 is 8977801.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1087798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3111 + ... + 3442.

It is an arithmetic number, because the mean of its divisors is an integer number (206451).

2^1087798 is an apocalyptic number.

1087798 is a deficient number, since it is larger than the sum of its proper divisors (563810).

1087798 is an equidigital number, since it uses as much as digits as its factorization.

1087798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6638.

The product of its (nonzero) digits is 28224, while the sum is 40.

The square root of 1087798 is about 1042.9755510078. The cubic root of 1087798 is about 102.8448980500.

The spelling of 1087798 in words is "one million, eighty-seven thousand, seven hundred ninety-eight".