223424139 has 8 divisors (see below), whose sum is σ = 310851072. Its totient is φ = 142473320.

The previous prime is 223424119. The next prime is 223424141. The reversal of 223424139 is 931424322.

223424139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 223424139 - 2⁷ = 223424011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223424119) 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, 1618947 + ... + 1619084.

It is an arithmetic number, because the mean of its divisors is an integer number (38856384).

Almost surely, 2^223424139 is an apocalyptic number.

223424139 is a deficient number, since it is larger than the sum of its proper divisors (87426933).

223424139 is a wasteful number, since it uses less digits than its factorization.

223424139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238057.

The product of its digits is 10368, while the sum is 30.

The square root of 223424139 is about 14947.3790010155. The cubic root of 223424139 is about 606.7969152711.

The spelling of 223424139 in words is "two hundred twenty-three million, four hundred twenty-four thousand, one hundred thirty-nine".