1098679598 has 8 divisors (see below), whose sum is σ = 1734757320. Its totient is φ = 520427160.

The previous prime is 1098679573. The next prime is 1098679613. The reversal of 1098679598 is 8959768901.

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

It is a super-2 number, since 2×1098679598² = 2414193718122883208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1098679598.

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, 14456273 + ... + 14456348.

It is an arithmetic number, because the mean of its divisors is an integer number (216844665).

Almost surely, 2^1098679598 is an apocalyptic number.

1098679598 is a deficient number, since it is larger than the sum of its proper divisors (636077722).

1098679598 is a wasteful number, since it uses less digits than its factorization.

1098679598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28912642.

The product of its (nonzero) digits is 9797760, while the sum is 62.

The square root of 1098679598 is about 33146.3361172845. The cubic root of 1098679598 is about 1031.8669122840.

The spelling of 1098679598 in words is "one billion, ninety-eight million, six hundred seventy-nine thousand, five hundred ninety-eight".