109874890 has 16 divisors (see below), whose sum is σ = 202375008. Its totient is φ = 42927696.

The previous prime is 109874879. The next prime is 109874903. The reversal of 109874890 is 98478901.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 109874890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127332 + ... + 128191.

It is an arithmetic number, because the mean of its divisors is an integer number (12648438).

Almost surely, 2^109874890 is an apocalyptic number.

109874890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109874890 is a deficient number, since it is larger than the sum of its proper divisors (92500118).

109874890 is a wasteful number, since it uses less digits than its factorization.

109874890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255573.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 109874890 is about 10482.1223995906. The cubic root of 109874890 is about 478.9602639039.

The spelling of 109874890 in words is "one hundred nine million, eight hundred seventy-four thousand, eight hundred ninety".