108171628 has 24 divisors (see below), whose sum is σ = 193862592. Its totient is φ = 52788864.

The previous prime is 108171601. The next prime is 108171631. The reversal of 108171628 is 826171801.

It is a super-2 number, since 2×108171628² = 23402202208340768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 108171593 and 108171602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104200 + ... + 105232.

It is an arithmetic number, because the mean of its divisors is an integer number (8077608).

Almost surely, 2^108171628 is an apocalyptic number.

It is an amenable number.

108171628 is a deficient number, since it is larger than the sum of its proper divisors (85690964).

108171628 is a wasteful number, since it uses less digits than its factorization.

108171628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1639 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 108171628 is about 10400.5590234372. The cubic root of 108171628 is about 476.4724436255.

The spelling of 108171628 in words is "one hundred eight million, one hundred seventy-one thousand, six hundred twenty-eight".