243453342 has 32 divisors (see below), whose sum is σ = 533101824. Its totient is φ = 73505600.

The previous prime is 243453307. The next prime is 243453349. The reversal of 243453342 is 243354342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243453349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11983 + ... + 25109.

It is an arithmetic number, because the mean of its divisors is an integer number (16659432).

Almost surely, 2^243453342 is an apocalyptic number.

243453342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243453342 is an abundant number, since it is smaller than the sum of its proper divisors (289648482).

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

243453342 is a wasteful number, since it uses less digits than its factorization.

243453342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13424.

The product of its digits is 34560, while the sum is 30.

The square root of 243453342 is about 15602.9914439507. The cubic root of 243453342 is about 624.4129673075.

The spelling of 243453342 in words is "two hundred forty-three million, four hundred fifty-three thousand, three hundred forty-two".