242003340 has 36 divisors (see below), whose sum is σ = 734077344. Its totient is φ = 64534176.

The previous prime is 242003317. The next prime is 242003351. The reversal of 242003340 is 43300242.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 672052 + ... + 672411.

Almost surely, 2^242003340 is an apocalyptic number.

242003340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242003340 is an abundant number, since it is smaller than the sum of its proper divisors (492074004).

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

242003340 is a wasteful number, since it uses less digits than its factorization.

242003340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344478 (or 1344473 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 242003340 is about 15556.4565373995. The cubic root of 242003340 is about 623.1708353398.

Adding to 242003340 its reverse (43300242), we get a palindrome (285303582).

The spelling of 242003340 in words is "two hundred forty-two million, three thousand, three hundred forty".