224042340 has 24 divisors (see below), whose sum is σ = 627318720. Its totient is φ = 59744608.

The previous prime is 224042321. The next prime is 224042347. The reversal of 224042340 is 43240422.

It is a super-2 number, since 2×224042340² = 100389940225351200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (224042347) 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, 1866960 + ... + 1867079.

It is an arithmetic number, because the mean of its divisors is an integer number (26138280).

Almost surely, 2^224042340 is an apocalyptic number.

224042340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224042340 is an abundant number, since it is smaller than the sum of its proper divisors (403276380).

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

224042340 is a wasteful number, since it uses less digits than its factorization.

224042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734051 (or 3734049 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 224042340 is about 14968.0439603844. The cubic root of 224042340 is about 607.3560566005.

Adding to 224042340 its reverse (43240422), we get a palindrome (267282762).

The spelling of 224042340 in words is "two hundred twenty-four million, forty-two thousand, three hundred forty".