243669342 has 32 divisors (see below), whose sum is σ = 557920512. Its totient is φ = 69499584.

The previous prime is 243669329. The next prime is 243669353. The reversal of 243669342 is 243966342.

243669342 is digitally balanced in base 2, because in such base 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 243669342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21213 + ... + 30615.

It is an arithmetic number, because the mean of its divisors is an integer number (17435016).

Almost surely, 2^243669342 is an apocalyptic number.

243669342 is an abundant number, since it is smaller than the sum of its proper divisors (314251170).

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

243669342 is a wasteful number, since it uses less digits than its factorization.

243669342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10032.

The product of its digits is 186624, while the sum is 39.

The square root of 243669342 is about 15609.9116589429. The cubic root of 243669342 is about 624.5975794546.

The spelling of 243669342 in words is "two hundred forty-three million, six hundred sixty-nine thousand, three hundred forty-two".