108378634 has 32 divisors (see below), whose sum is σ = 203495040. Its totient is φ = 42144192.

The previous prime is 108378631. The next prime is 108378707. The reversal of 108378634 is 436873801.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (108378631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5692 + ... + 15784.

It is an arithmetic number, because the mean of its divisors is an integer number (6359220).

Almost surely, 2^108378634 is an apocalyptic number.

108378634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

108378634 is a deficient number, since it is larger than the sum of its proper divisors (95116406).

108378634 is a wasteful number, since it uses less digits than its factorization.

108378634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 108378634 is about 10410.5059435169. The cubic root of 108378634 is about 476.7761887207.

The spelling of 108378634 in words is "one hundred eight million, three hundred seventy-eight thousand, six hundred thirty-four".