243461330 has 64 divisors (see below), whose sum is σ = 515082240. Its totient is φ = 81129984.

The previous prime is 243461329. The next prime is 243461341. The reversal of 243461330 is 33164342.

It is a happy number.

243461330 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243461330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508031 + ... + 508509.

It is an arithmetic number, because the mean of its divisors is an integer number (8048160).

Almost surely, 2^243461330 is an apocalyptic number.

243461330 is an abundant number, since it is smaller than the sum of its proper divisors (271620910).

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

243461330 is a wasteful number, since it uses less digits than its factorization.

243461330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 243461330 is about 15603.2474184062. The cubic root of 243461330 is about 624.4197964822.

The spelling of 243461330 in words is "two hundred forty-three million, four hundred sixty-one thousand, three hundred thirty".