108667838 has 4 divisors (see below), whose sum is σ = 163001760. Its totient is φ = 54333918.

The previous prime is 108667829. The next prime is 108667841. The reversal of 108667838 is 838766801.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 108667792 and 108667801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27166958 + ... + 27166961.

It is an arithmetic number, because the mean of its divisors is an integer number (40750440).

Almost surely, 2^108667838 is an apocalyptic number.

108667838 is a deficient number, since it is larger than the sum of its proper divisors (54333922).

108667838 is an equidigital number, since it uses as much as digits as its factorization.

108667838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54333921.

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 108667838 is about 10424.3866965880. The cubic root of 108667838 is about 477.1998980501.

The spelling of 108667838 in words is "one hundred eight million, six hundred sixty-seven thousand, eight hundred thirty-eight".