243661714 has 16 divisors (see below), whose sum is σ = 392771808. Its totient is φ = 112951872.

The previous prime is 243661711. The next prime is 243661721. The reversal of 243661714 is 417166342.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 243661714.

It is not an unprimeable number, because it can be changed into a prime (243661711) 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, 51204 + ... + 55759.

It is an arithmetic number, because the mean of its divisors is an integer number (24548238).

Almost surely, 2^243661714 is an apocalyptic number.

243661714 is a deficient number, since it is larger than the sum of its proper divisors (149110094).

243661714 is a wasteful number, since it uses less digits than its factorization.

243661714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107049.

The product of its digits is 24192, while the sum is 34.

The square root of 243661714 is about 15609.6673250906. The cubic root of 243661714 is about 624.5910617696.

The spelling of 243661714 in words is "two hundred forty-three million, six hundred sixty-one thousand, seven hundred fourteen".