240698340 has 72 divisors (see below), whose sum is σ = 738960768. Its totient is φ = 63408960.

The previous prime is 240698329. The next prime is 240698369. The reversal of 240698340 is 43896042.

It is a happy number.

240698340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 240698295 and 240698304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6885 + ... + 22995.

It is an arithmetic number, because the mean of its divisors is an integer number (10263344).

Almost surely, 2^240698340 is an apocalyptic number.

240698340 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 240698340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369480384).

240698340 is an abundant number, since it is smaller than the sum of its proper divisors (498262428).

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

240698340 is a wasteful number, since it uses less digits than its factorization.

240698340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16209 (or 16204 counting only the distinct ones).

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

The square root of 240698340 is about 15514.4558396355. The cubic root of 240698340 is about 622.0486688344.

The spelling of 240698340 in words is "two hundred forty million, six hundred ninety-eight thousand, three hundred forty".