243536496 has 160 divisors (see below), whose sum is σ = 752713728. Its totient is φ = 66389760.

The previous prime is 243536473. The next prime is 243536497. The reversal of 243536496 is 694635342.

It is a super-3 number, since 3×243536496³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243536497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1072735 + ... + 1072961.

Almost surely, 2^243536496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243536496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376356864).

243536496 is an abundant number, since it is smaller than the sum of its proper divisors (509177232).

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

243536496 is a wasteful number, since it uses less digits than its factorization.

243536496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 373 counting only the distinct ones).

The product of its digits is 466560, while the sum is 42.

The square root of 243536496 is about 15605.6558977827. The cubic root of 243536496 is about 624.4840507781.

The spelling of 243536496 in words is "two hundred forty-three million, five hundred thirty-six thousand, four hundred ninety-six".