108649798 has 8 divisors (see below), whose sum is σ = 165737160. Its totient is φ = 53404080.

The previous prime is 108649781. The next prime is 108649817. The reversal of 108649798 is 897946801.

It is a happy number.

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, 460263 + ... + 460498.

It is an arithmetic number, because the mean of its divisors is an integer number (20717145).

Almost surely, 2^108649798 is an apocalyptic number.

108649798 is a deficient number, since it is larger than the sum of its proper divisors (57087362).

108649798 is an equidigital number, since it uses as much as digits as its factorization.

108649798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920822.

The product of its (nonzero) digits is 870912, while the sum is 52.

The square root of 108649798 is about 10423.5213819515. The cubic root of 108649798 is about 477.1734898606.

The spelling of 108649798 in words is "one hundred eight million, six hundred forty-nine thousand, seven hundred ninety-eight".