1099598 has 8 divisors (see below), whose sum is σ = 1660008. Its totient is φ = 546264.

The previous prime is 1099589. The next prime is 1099619. The reversal of 1099598 is 8959901.

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

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, 1361 + ... + 2012.

It is an arithmetic number, because the mean of its divisors is an integer number (207501).

2^1099598 is an apocalyptic number.

1099598 is a deficient number, since it is larger than the sum of its proper divisors (560410).

1099598 is a wasteful number, since it uses less digits than its factorization.

1099598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538.

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 1099598 is about 1048.6171846770. The cubic root of 1099598 is about 103.2154349648.

The spelling of 1099598 in words is "one million, ninety-nine thousand, five hundred ninety-eight".