243089106 has 32 divisors (see below), whose sum is σ = 525513408. Its totient is φ = 74520000.

The previous prime is 243089089. The next prime is 243089117. The reversal of 243089106 is 601980342.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15981 + ... + 27231.

It is an arithmetic number, because the mean of its divisors is an integer number (16422294).

Almost surely, 2^243089106 is an apocalyptic number.

243089106 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

243089106 is an abundant number, since it is smaller than the sum of its proper divisors (282424302).

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

243089106 is a wasteful number, since it uses less digits than its factorization.

243089106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11546.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 243089106 is about 15591.3150824425. The cubic root of 243089106 is about 624.1014124705.

The spelling of 243089106 in words is "two hundred forty-three million, eighty-nine thousand, one hundred six".