240068642 has 8 divisors (see below), whose sum is σ = 392839632. Its totient is φ = 109122100.

The previous prime is 240068579. The next prime is 240068659. The reversal of 240068642 is 246860042.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 240068599 and 240068608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5456084 + ... + 5456127.

It is an arithmetic number, because the mean of its divisors is an integer number (49104954).

Almost surely, 2^240068642 is an apocalyptic number.

240068642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240068642 is a deficient number, since it is larger than the sum of its proper divisors (152770990).

240068642 is a wasteful number, since it uses less digits than its factorization.

240068642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10912224.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 240068642 is about 15494.1486374696. The cubic root of 240068642 is about 621.5057418360.

The spelling of 240068642 in words is "two hundred forty million, sixty-eight thousand, six hundred forty-two".