223400342 has 8 divisors (see below), whose sum is σ = 365564232. Its totient is φ = 101545600.

The previous prime is 223400329. The next prime is 223400363. The reversal of 223400342 is 243004322.

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

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, 5077259 + ... + 5077302.

It is an arithmetic number, because the mean of its divisors is an integer number (45695529).

Almost surely, 2^223400342 is an apocalyptic number.

223400342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223400342 is a deficient number, since it is larger than the sum of its proper divisors (142163890).

223400342 is a wasteful number, since it uses less digits than its factorization.

223400342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10154574.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 223400342 is about 14946.5829539731. The cubic root of 223400342 is about 606.7753711070.

Adding to 223400342 its reverse (243004322), we get a palindrome (466404664).

The spelling of 223400342 in words is "two hundred twenty-three million, four hundred thousand, three hundred forty-two".