240243234 has 96 divisors (see below), whose sum is σ = 626863104. Its totient is φ = 59627040.

The previous prime is 240243209. The next prime is 240243247. The reversal of 240243234 is 432342042.

It is a super-2 number, since 2×240243234² = 115433622965557512, which contains 22 as substring.

It is a congruent number.

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, 243907 + ... + 244889.

It is an arithmetic number, because the mean of its divisors is an integer number (6529824).

Almost surely, 2^240243234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240243234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313431552).

240243234 is an abundant number, since it is smaller than the sum of its proper divisors (386619870).

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

240243234 is a wasteful number, since it uses less digits than its factorization.

240243234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 240243234 is about 15499.7817403988. The cubic root of 240243234 is about 621.6563704719.

Adding to 240243234 its reverse (432342042), we get a palindrome (672585276).

The spelling of 240243234 in words is "two hundred forty million, two hundred forty-three thousand, two hundred thirty-four".