240839352 has 128 divisors (see below), whose sum is σ = 725760000. Its totient is φ = 73560960.

The previous prime is 240839329. The next prime is 240839353. The reversal of 240839352 is 253938042.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240839353) 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, 558577 + ... + 559007.

It is an arithmetic number, because the mean of its divisors is an integer number (5670000).

Almost surely, 2^240839352 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 240839352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362880000).

240839352 is an abundant number, since it is smaller than the sum of its proper divisors (484920648).

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

240839352 is a wasteful number, since it uses less digits than its factorization.

240839352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 648 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 240839352 is about 15518.9997100329. Note that the first 3 decimals coincide. The cubic root of 240839352 is about 622.1701198909.

The spelling of 240839352 in words is "two hundred forty million, eight hundred thirty-nine thousand, three hundred fifty-two".