223343042 has 16 divisors (see below), whose sum is σ = 382008312. Its totient is φ = 97017600.

The previous prime is 223342981. The next prime is 223343047. The reversal of 223343042 is 240343322.

It can be written as a sum of positive squares in 4 ways, for example, as 177928921 + 45414121 = 13339^2 + 6739^2 .

It is a super-2 number, since 2×223343042² = 99764228819627528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223342999 and 223343017.

It is not an unprimeable number, because it can be changed into a prime (223343047) 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, 252209 + ... + 253092.

Almost surely, 2^223343042 is an apocalyptic number.

223343042 is a deficient number, since it is larger than the sum of its proper divisors (158665270).

223343042 is a wasteful number, since it uses less digits than its factorization.

223343042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505333.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 223343042 is about 14944.6660049665. Note that the first 3 decimals coincide. The cubic root of 223343042 is about 606.7234893575.

Adding to 223343042 its reverse (240343322), we get a palindrome (463686364).

The spelling of 223343042 in words is "two hundred twenty-three million, three hundred forty-three thousand, forty-two".