240002342 has 8 divisors (see below), whose sum is σ = 361831536. Its totient is φ = 119391832.

The previous prime is 240002317. The next prime is 240002353. The reversal of 240002342 is 243200042.

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

It is a super-2 number, since 2×240002342² = 115202248330969928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240002342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304178 + ... + 304965.

It is an arithmetic number, because the mean of its divisors is an integer number (45228942).

Almost surely, 2^240002342 is an apocalyptic number.

240002342 is a deficient number, since it is larger than the sum of its proper divisors (121829194).

240002342 is a wasteful number, since it uses less digits than its factorization.

240002342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609342.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 240002342 is about 15492.0089723702. The cubic root of 240002342 is about 621.4485226116.

Adding to 240002342 its reverse (243200042), we get a palindrome (483202384).

The spelling of 240002342 in words is "two hundred forty million, two thousand, three hundred forty-two".