243429258 has 16 divisors (see below), whose sum is σ = 487611936. Its totient is φ = 81017520.

The previous prime is 243429227. The next prime is 243429269. The reversal of 243429258 is 852924342.

243429258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27148 + ... + 34983.

It is an arithmetic number, because the mean of its divisors is an integer number (30475746).

Almost surely, 2^243429258 is an apocalyptic number.

243429258 is an abundant number, since it is smaller than the sum of its proper divisors (244182678).

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

243429258 is a wasteful number, since it uses less digits than its factorization.

243429258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62789.

The product of its digits is 138240, while the sum is 39.

The square root of 243429258 is about 15602.2196497806. The cubic root of 243429258 is about 624.3923762876.

The spelling of 243429258 in words is "two hundred forty-three million, four hundred twenty-nine thousand, two hundred fifty-eight".