109465290 has 64 divisors (see below), whose sum is σ = 318453120. Its totient is φ = 26536320.

The previous prime is 109465271. The next prime is 109465313. The reversal of 109465290 is 92564901.

109465290 is a `hidden beast` number, since 109 + 465 + 2 + 90 = 666.

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 15459 + ... + 21398.

It is an arithmetic number, because the mean of its divisors is an integer number (4975830).

Almost surely, 2^109465290 is an apocalyptic number.

109465290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109465290 is an abundant number, since it is smaller than the sum of its proper divisors (208987830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109465290 is a wasteful number, since it uses less digits than its factorization.

109465290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36884 (or 36878 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 109465290 is about 10462.5661288233. The cubic root of 109465290 is about 478.3643545894.

The spelling of 109465290 in words is "one hundred nine million, four hundred sixty-five thousand, two hundred ninety".