240020242 has 16 divisors (see below), whose sum is σ = 448869312. Its totient is φ = 93514320.

The previous prime is 240020239. The next prime is 240020243. The reversal of 240020242 is 242020042.

240020242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (240020243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779133 + ... + 779440.

It is an arithmetic number, because the mean of its divisors is an integer number (28054332).

Almost surely, 2^240020242 is an apocalyptic number.

240020242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240020242 is a deficient number, since it is larger than the sum of its proper divisors (208849070).

240020242 is a wasteful number, since it uses less digits than its factorization.

240020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558593.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 240020242 is about 15492.5866787958. The cubic root of 240020242 is about 621.4639719775.

Adding to 240020242 its reverse (242020042), we get a palindrome (482040284).

The spelling of 240020242 in words is "two hundred forty million, twenty thousand, two hundred forty-two".