108720238 has 32 divisors (see below), whose sum is σ = 181675872. Its totient is φ = 48384000.

The previous prime is 108720229. The next prime is 108720251. The reversal of 108720238 is 832027801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250870 + ... + 251302.

It is an arithmetic number, because the mean of its divisors is an integer number (5677371).

Almost surely, 2^108720238 is an apocalyptic number.

108720238 is a deficient number, since it is larger than the sum of its proper divisors (72955634).

108720238 is a wasteful number, since it uses less digits than its factorization.

108720238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 108720238 is about 10426.8997309843. The cubic root of 108720238 is about 477.2765881944.

The spelling of 108720238 in words is "one hundred eight million, seven hundred twenty thousand, two hundred thirty-eight".