243350016 has 160 divisors (see below), whose sum is σ = 798365568. Its totient is φ = 64143360.

The previous prime is 243349979. The next prime is 243350027. The reversal of 243350016 is 610053342.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 138906 + ... + 140646.

Almost surely, 2^243350016 is an apocalyptic number.

243350016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243350016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399182784).

243350016 is an abundant number, since it is smaller than the sum of its proper divisors (555015552).

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

243350016 is a wasteful number, since it uses less digits than its factorization.

243350016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782 (or 1766 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 243350016 is about 15599.6799967179. The cubic root of 243350016 is about 624.3246174230.

The spelling of 243350016 in words is "two hundred forty-three million, three hundred fifty thousand, sixteen".