68020242 has 8 divisors (see below), whose sum is σ = 136040496. Its totient is φ = 22673412.

The previous prime is 68020241. The next prime is 68020259. The reversal of 68020242 is 24202086.

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

68020242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (68020241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5668348 + ... + 5668359.

It is an arithmetic number, because the mean of its divisors is an integer number (17005062).

Almost surely, 2^68020242 is an apocalyptic number.

68020242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

68020242 is a wasteful number, since it uses less digits than its factorization.

68020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11336712.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 68020242 is about 8247.4385114410. The cubic root of 68020242 is about 408.2060065966.

The spelling of 68020242 in words is "sixty-eight million, twenty thousand, two hundred forty-two".