243007030 has 16 divisors (see below), whose sum is σ = 499900320. Its totient is φ = 83316672.

The previous prime is 243007021. The next prime is 243007031. The reversal of 243007030 is 30700342.

It is a junction number, because it is equal to n+sod(n) for n = 243006989 and 243007007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243007031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1735695 + ... + 1735834.

It is an arithmetic number, because the mean of its divisors is an integer number (31243770).

Almost surely, 2^243007030 is an apocalyptic number.

243007030 is an abundant number, since it is smaller than the sum of its proper divisors (256893290).

243007030 is a wasteful number, since it uses less digits than its factorization.

243007030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471543.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 243007030 is about 15588.6827538442. The cubic root of 243007030 is about 624.0311645486.

Adding to 243007030 its reverse (30700342), we get a palindrome (273707372).

The spelling of 243007030 in words is "two hundred forty-three million, seven thousand, thirty".