108633994 has 16 divisors (see below), whose sum is σ = 189744768. Its totient is φ = 45678672.

The previous prime is 108633989. The next prime is 108634003. The reversal of 108633994 is 499336801.

108633994 is nontrivially palindromic in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 108633994.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72462 + ... + 73945.

It is an arithmetic number, because the mean of its divisors is an integer number (11859048).

Almost surely, 2^108633994 is an apocalyptic number.

108633994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

108633994 is a deficient number, since it is larger than the sum of its proper divisors (81110774).

108633994 is a wasteful number, since it uses less digits than its factorization.

108633994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146469.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 108633994 is about 10422.7632612470. The cubic root of 108633994 is about 477.1503524790.

The spelling of 108633994 in words is "one hundred eight million, six hundred thirty-three thousand, nine hundred ninety-four".