108724229 has 8 divisors (see below), whose sum is σ = 110457432. Its totient is φ = 106997760.

The previous prime is 108724157. The next prime is 108724237. The reversal of 108724229 is 922427801.

It can be written as a sum of positive squares in 4 ways, for example, as 38130625 + 70593604 = 6175^2 + 8402^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 108724229 - 2⁸ = 108723973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108724279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38117 + ... + 40869.

It is an arithmetic number, because the mean of its divisors is an integer number (13807179).

Almost surely, 2^108724229 is an apocalyptic number.

It is an amenable number.

108724229 is a deficient number, since it is larger than the sum of its proper divisors (1733203).

108724229 is an equidigital number, since it uses as much as digits as its factorization.

108724229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 108724229 is about 10427.0911092212. The cubic root of 108724229 is about 477.2824282220.

The spelling of 108724229 in words is "one hundred eight million, seven hundred twenty-four thousand, two hundred twenty-nine".