109692890 has 16 divisors (see below), whose sum is σ = 207839520. Its totient is φ = 41567760.

The previous prime is 109692889. The next prime is 109692907. The reversal of 109692890 is 98296901.

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, 288476 + ... + 288855.

It is an arithmetic number, because the mean of its divisors is an integer number (12989970).

Almost surely, 2^109692890 is an apocalyptic number.

109692890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109692890 is a deficient number, since it is larger than the sum of its proper divisors (98146630).

109692890 is a wasteful number, since it uses less digits than its factorization.

109692890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577357.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 109692890 is about 10473.4373536103. The cubic root of 109692890 is about 478.6956631290.

The spelling of 109692890 in words is "one hundred nine million, six hundred ninety-two thousand, eight hundred ninety".