240213342 has 16 divisors (see below), whose sum is σ = 492144912. Its totient is φ = 78118080.

The previous prime is 240213319. The next prime is 240213343. The reversal of 240213342 is 243312042.

It is a super-4 number, since 4×240213342⁴ (a number of 35 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240213343) 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, 487993 + ... + 488484.

It is an arithmetic number, because the mean of its divisors is an integer number (30759057).

Almost surely, 2^240213342 is an apocalyptic number.

240213342 is an abundant number, since it is smaller than the sum of its proper divisors (251931570).

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

240213342 is a wasteful number, since it uses less digits than its factorization.

240213342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976523.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 240213342 is about 15498.8174387596. The cubic root of 240213342 is about 621.6305864326.

Adding to 240213342 its reverse (243312042), we get a palindrome (483525384).

The spelling of 240213342 in words is "two hundred forty million, two hundred thirteen thousand, three hundred forty-two".