243796086 has 24 divisors (see below), whose sum is σ = 541110024. Its totient is φ = 79283040.

The previous prime is 243796081. The next prime is 243796103. The reversal of 243796086 is 680697342.

243796086 is a `hidden beast` number, since 2 + 4 + 37 + 9 + 608 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243796081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164436 + ... + 165911.

It is an arithmetic number, because the mean of its divisors is an integer number (22546251).

Almost surely, 2^243796086 is an apocalyptic number.

243796086 is an abundant number, since it is smaller than the sum of its proper divisors (297313938).

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

243796086 is a wasteful number, since it uses less digits than its factorization.

243796086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330396 (or 330393 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 243796086 is about 15613.9708594579. The cubic root of 243796086 is about 624.7058549743.

The spelling of 243796086 in words is "two hundred forty-three million, seven hundred ninety-six thousand, eighty-six".