243210404034 has 64 divisors (see below), whose sum is σ = 596238209280. Its totient is φ = 73008743040.

The previous prime is 243210404029. The next prime is 243210404051. The reversal of 243210404034 is 430404012342.

It is a happy number.

243210404034 is a `hidden beast` number, since 2 + 4 + 3 + 210 + 40 + 403 + 4 = 666.

It is a super-3 number, since 3×243210404034³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 243210403989 and 243210404007.

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, 4196262 + ... + 4253825.

It is an arithmetic number, because the mean of its divisors is an integer number (9316222020).

Almost surely, 2^243210404034 is an apocalyptic number.

243210404034 is an abundant number, since it is smaller than the sum of its proper divisors (353027805246).

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

243210404034 is a wasteful number, since it uses less digits than its factorization.

243210404034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450152 (or 8450146 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 243210404034 its reverse (430404012342), we get a palindrome (673614416376).

The spelling of 243210404034 in words is "two hundred forty-three billion, two hundred ten million, four hundred four thousand, thirty-four".