243849060 has 144 divisors (see below), whose sum is σ = 910430976. Its totient is φ = 51446016.

The previous prime is 243849043. The next prime is 243849077. The reversal of 243849060 is 60948342.

It is a happy number.

243849060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (243849043) and next prime (243849077).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8937 + ... + 23823.

Almost surely, 2^243849060 is an apocalyptic number.

243849060 is a gapful number since it is divisible by the number (20) 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 243849060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455215488).

243849060 is an abundant number, since it is smaller than the sum of its proper divisors (666581916).

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

243849060 is a wasteful number, since it uses less digits than its factorization.

243849060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14922 (or 14917 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 243849060 is about 15615.6671327228. The cubic root of 243849060 is about 624.7510987569.

The spelling of 243849060 in words is "two hundred forty-three million, eight hundred forty-nine thousand, sixty".