108491330 has 48 divisors (see below), whose sum is σ = 211418424. Its totient is φ = 40055040.

The previous prime is 108491329. The next prime is 108491353. The reversal of 108491330 is 33194801.

It can be written as a sum of positive squares in 4 ways, for example, as 89889361 + 18601969 = 9481^2 + 4313^2 .

It is a junction number, because it is equal to n+sod(n) for n = 108491293 and 108491302.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147644 + ... + 148376.

Almost surely, 2^108491330 is an apocalyptic number.

108491330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108491330 is a deficient number, since it is larger than the sum of its proper divisors (102927094).

108491330 is a wasteful number, since it uses less digits than its factorization.

108491330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 108491330 is about 10415.9171463679. The cubic root of 108491330 is about 476.9413878145.

The spelling of 108491330 in words is "one hundred eight million, four hundred ninety-one thousand, three hundred thirty".