109821496 has 16 divisors (see below), whose sum is σ = 218028240. Its totient is φ = 51680640.

The previous prime is 109821487. The next prime is 109821541. The reversal of 109821496 is 694128901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403620 + ... + 403891.

It is an arithmetic number, because the mean of its divisors is an integer number (13626765).

Almost surely, 2^109821496 is an apocalyptic number.

It is an amenable number.

109821496 is a deficient number, since it is larger than the sum of its proper divisors (108206744).

109821496 is a wasteful number, since it uses less digits than its factorization.

109821496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807534 (or 807530 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 109821496 is about 10479.5751822295. The cubic root of 109821496 is about 478.8826673212.

The spelling of 109821496 in words is "one hundred nine million, eight hundred twenty-one thousand, four hundred ninety-six".