109859944 has 8 divisors (see below), whose sum is σ = 205987410. Its totient is φ = 54929968.

The previous prime is 109859929. The next prime is 109859977. The reversal of 109859944 is 449958901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 92736900 + 17123044 = 9630^2 + 4138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6866239 + ... + 6866254.

Almost surely, 2^109859944 is an apocalyptic number.

It is an amenable number.

109859944 is a deficient number, since it is larger than the sum of its proper divisors (96127466).

109859944 is a wasteful number, since it uses less digits than its factorization.

109859944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13732499 (or 13732495 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 109859944 is about 10481.4094472070. The cubic root of 109859944 is about 478.9385456729.

The spelling of 109859944 in words is "one hundred nine million, eight hundred fifty-nine thousand, nine hundred forty-four".